Sop

WELSPUN

INDIA LIMITED

WORK INSTRUCTION MANUAL

INDEXDoc. No.

P/No. 1 Of

SR.NO DOC. NO TITLEPAGE

NO1 Shade Development Flow Chart

2WIL/RUGS/SOP-

D00001 PVA Checking 1

3WIL/RUGS/SOP-

D00002 Direct Dye Dyeing 2

4WIL/RUGS/SOP-

D00003 Reactive Dye Dyeing 3

5WIL/RUGS/SOP-

D00004 Acid Dye Dyeing 4

6WIL/RUGS/SOP-

D00005 Dye Testing Of Direct Dye 5

7WIL/RUGS/SOP-

D00006 Dye Testing Of Reactive Dye 6

8WIL/RUGS/SOP-

D00007 Dye Testing Of Acid Dye 79 Physical Testing

10WIL/RUGS/SOP-

P00001 Colour Fastness To Crocking AATCC 8 2007 8

11WIL/RUGS/SOP-

P00002 Colour Fastness To Rubbing ISO 105 X 12 9

12WIL/RUGS/SOP-

P00003 Colour Fastness To Washing ISO 105/C06 (C2S) 10

13WIL/RUGS/SOP-

P00004 Colour Fastness To Washing AATCC 61 2A 11

14WIL/RUGS/SOP-

P00005 Colour Fastness To Washing AATCC 61 3A 12

15WIL/RUGS/SOP-

P00006Domestic Washing And Drying Procedure ISO 6330 2000-12-

15 13

16WIL/RUGS/SOP-

P00007 Domestic Washing And Drying Procedure AATCC 150 2003 14

17WIL/RUGS/SOP-

P00008 Dimensional Change Of Fabric AATCC 135 2004 15

18WIL/RUGS/SOP-

P00009 Colour Fastness To Washing ISO 105/C03 16

19WIL/RUGS/SOP-

P00010 Colour Fastness To Chlorinated Water ISO 105 E03 17

20WIL/RUGS/SOP-

P00011Colour Fastness To Chlorinated Pool Water AATCC 162

2002 18

21WIL/RUGS/SOP-

P00011aBleach Safe Test (As per AATCC 150 Adding Chemical As

Per In-house Method) 19

22WIL/RUGS/SOP-

P00012 Absorbency By Drop Method AATCC 79 20

23WIL/RUGS/SOP-

P00013 Colour Fastness To Light ISO 105 B01 21

24WIL/RUGS/SOP-

P00014 Surface Water Absorption ASTM D 4772 2225 WIL/RUGS/SOP- Colour Fastness To Perspiration ISO 105 E04 23

P00015

26WIL/RUGS/SOP-

P00016 Colour Fastness To Perspiration AATCC 15 2007 24

27WIL/RUGS/SOP-

P00017 Colour Fastness To Water AATCC 107 2007 25

28WIL/RUGS/SOP-

P00018 Colour Fastness To Water ISO 105 E01 26

29WIL/RUGS/SOP-

P00019 Colour Fastness To Migration in To PVC ISO 105 X 10 27

30WIL/RUGS/SOP-

P00020 Colour Fastness To Sea Water AATCC 106 2007 28

31WIL/RUGS/SOP-

P00021 Colour Fastness To Sea Water ISO 105 E02 2932 Chemical Testing

33WIL/RUGS/SOP-

C00001 Chemical Testing General 30

34WIL/RUGS/SOP-

C00002 Specification Of Chemicals (Basic Chemicals) 31

35WIL/RUGS/SOP-

C00003 Specification Of Chemicals 32

36WIL/RUGS/SOP-

C00004 Specification Of Chemicals( Auxiliaries) 33

37WIL/RUGS/SOP-

C00005 Testing Method For Acetic Acid 34

38WIL/RUGS/SOP-

C00006 Testing Method For Soda Ash 35

39WIL/RUGS/SOP-

C00007 Testing Method For Sodium Hydroxide 36

40WIL/RUGS/SOP-

C00008 Testing Method For Sodium Hypo chloride 37

41WIL/RUGS/SOP-

C00009 Testing Method For Sodium Hydrosulphite 38

42WIL/RUGS/SOP-

C00010 Testing Method For Neutra Acid/Heptol EMG 39

43WIL/RUGS/SOP-

C00011 Testing Method For Glauber Salt(Sodium Sulphate) 40

44WIL/RUGS/SOP-

C00012 Testing Method For Total Hardness Of Water 41

45WIL/RUGS/SOP-

C00013 Testing Method For pH Calibration 4246 47 48 49 50


PREPARED BY : -

JAY A. NAIK

Welspun India Limited

AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA

LIMITED

COLOUR FASTNESS TO CROCKING

AATCC-8 2007

Doc. No.

WIL/RUGS/SOP-P00001

P/No. 1 Of

1) Apparatus:- Crock meter, White cotton cloth, Grey scale for Staining, White AATCC Textile Blotting paper2) Specimen Size: 15 cm x 10 cm3) Procedure: A) Dry Crocking

B) Wet Crocking

A) Dry Crocking:

(1) Fix the test specimen in the insert of crock meter.(2) Mount the dry cotton cloth on the fingertip of the crock meter.(3) Give 10 complete [20] turns.(4) Remove the cotton cloth from the fingertip.

B) Wet Crocking:

(1) Fix the test specimen in the insert of crock meter.(2) Wet the cotton cloth in distilled water (wet pick-

up to 65 + 5%).(3) Mount the wet cotton cloth on the finger tip of the

Crock meter.(4) Give 10 complete [20] turns.(5) Remove the cotton cloth from the fingertip.

Evaluation: Evaluation the rating with Grey scale for staining.

WELSPUN

INDIA LIMITED


COLOCOLOR FASTNESS TO RUBBINGISO-105 X 12

Doc. No.

WIL/RUGS/SOP-P00002

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

P/No. 1 Of

1) Apparatus :- Crockmeter,cotton rubbing cloth,grey scale for staining ISO 105 A03

2) Specimen Size: 14 cm x 5 cm3) Procedure: A) Dry Crocking

B) Wet Crocking

A) Dry Rubbing:

(1) Fix the test specimen (Fabric/Yarn) on Crock meter by Clamps in the long direction.(2) Fix the dry Bleached rubbing cloth on the finger tip of The crock meter.(3) Rub to and fro in a straight line along a track with force of 9 N

for 10 times.(4) Take out the dry rubbing cloth from device.(5) Check the rubbing fastness by Grey Scale.

B) Wet Rubbing:

(1) Fix the test specimen (Fabric/Yarn) on Crock meter by clamps in the long direction.(2) Fix the wet Bleached rubbing cloth (wet pick up 100+- 5%) on the finger tip of the crock meter (3) Rub to and fro in a straight line along a track with force of 9 N for 10 times. (4) Take out the wet rubbing cloth from device and dry at room temperature. (5) Check the rubbing fastness by Grey Scale.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN WORK INSTRUCTION MANUAL

COLOR FASTNESS TO WASHING Doc. No.

INDIA LIMITEDISO 105/C06 (C2S)

WIL/RUGS/SOP-P00003

P/No. 1 Of

1. Apparatus :- Laundrometer,Steel balls,Steel beakers,Maultifibre, Grey Scale for staining (ISO 105 A03), Grey scale for color change (ISO 105 A02)2. Chemical: - ECE Detergent, Sodium Perborate3. Specimen Size:- 4 cm X 10 cm 4. Test Procedure:

(1) Prepare 4 g/l ECE Detergent + 1 g/l Sodium Perborate (2) Cut the specimen in size 4 cm X 10 cm.(3) Stitch the multifibre fabric on the specimen.(4) Preheat the machine to 600C + 2 temp.(5) Pour 50 ml solution of detergent in the steel beaker.(6) Put the specimen in the steel beaker and add 25 steel balls in it.(7) Lock the steel beaker in the Laundrometer.(8) Start the cycle as set on the machine that is at 600C for 30 min.

(10) After the completion of the cycle, remove the specimen and wash one minute with tap water.

(11) Dry the specimen with multifibre at 600C. (12) Condition it for 30 min.

Evaluation: Evaluate the rating of staining and color change with Grey scale.


Doc. No.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

INDIA LIMITED COLOR FASTNESS TO WASHINGAATCC 61 2A 2003

WIL/RUGS/SOP-P00004

P/No. 1 Of

1. Apparatus :- Laundrometer,Steel balls,Steel beakers,Maultifibre No -10, Grey Scale for staining (ISO 105 A03), Grey scale for color change (ISO 105 A02)2. Chemical: - AATCC WOB Detergent, Sodium Perborate3. Specimen Size:- 5 cm X 15 cm 4. Test Procedure:

(1) Prepare 1.5 g/l Detergent (WOB) Solution. (2) Cut the specimen in size 5 cm X 15 cm.(3) Stitch the multifibre fabric on the specimen.(4) Preheat the machine to 490C if not at this temp.(5) Pour 150 ml solution of WOB detergent in the steel

beaker.(6) Put the specimen in the steel beaker and add 50 steel balls in it.(7) Lock the steel beaker and put in the Launder-Ometer.(8) Start the cycle as set on the machine that is at 490C for 45 min.(9) After the completion of the cycle, remove the specimen and wash 3 times with distilled water.(10) Dry the specimen with multifibre at 710C.(11) Brush the specimen to orient the terry in test sample direction.(12) Condition it at 210C and RH 65+-2% for 60 min.


WELSPUN

INDIA LIMITED


COLOR FASTNESS TO WASHINGAATCC 61 3A 2003

Doc. No.

WIL/RUGS/SOP-P00005

P/No. 1 Of

1. Apparatus :- Laundrometer,Steel balls,Steel beakers,Maultifibre No -10, Grey

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Scale for staining (ISO 105 A03), Grey scale for color change (ISO 105 A02)2. Chemical: - AATCC WOB Detergent, Sodium Perborate3. Specimen Size:- 5 cm X 15 cm 4. Test Procedure:

(1) Prepare 1.5 g/l Detergent (WOB) Solution. (2) Cut the specimen in size 5 cm X 15 cm.(3) Stitch the multifibre fabric on the specimen.(4) preheat the machine to 710C if not at this temp.(5) Pour 50 ml solution of WOB detergent in the steel

Beaker.(6) Put the specimen in the steel beaker and add 100 steel balls in it.(7) Lock the steel beaker and put in the Launder-Ometer.(8) Start the cycle as set on the machine that is at 710C for 45 min.(9) After the completion of the cycle, remove the specimen and wash 3 times with distilled water.(10) Dry the specimen with multifibre at 60-710C.(11) Brush the specimen to orient the terry in test sample direction.(12) Condition it at 210C and RH 65+-2% for 60 min.


WELSPUN

INDIA LIMITED


DOMESTIC WASHING AND DRYING PROCEDURE ISO 6330 2000-12-15

Doc. No.

WIL/RUGS/SOP-P00006

P/No. 1 Of

1. Apparatus :- Automatic Washing M/c(Front/Top Loading),Tumble dryer, Conditioning Racks, Measuring Tape2. Chemical: - WOB Detergent, 3. Specimen Size:- Full Rug 4. Test Procedure:

(1) Take the Rug on the table and take the measurement in Lengthwise & widthwise.(2) Put the sample in automatic washing machine.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

(3) Set the machine at Normal or Delicate for washing as per care instruction.

(4) Add 66 gm WOB detergent powder.(5) Start the washing machine and complete the washing

cycle.(6) Place the sample with load in the tumble dryer and dry it.(7) Condition the dry sample for at least 4hrs.Take the measurement lengthwise & widthwise.

Evaluation : Evaluate the shrinkage lengthwise, widthwise and border wise

shrinkage using formula as given below and compare it with the norm.

% Shrinkage = (Original Dimension – Washed Dimension) x100

Original Dimension

WELSPUN

INDIA LIMITED


DOMESTIC WASHING AND DRYING PROCEDURE AATCC-150 2003

Doc. No.

WIL/RUGS/SOP-P00007

P/No. 1 Of

1. Apparatus :- Automatic Washing M/c(Top Loading),Tumble dryer, Conditioning Racks, Measuring Tape2. Chemical: - AATCC WOB Detergent, 3. Specimen Size:- Full Rug 4. Test Procedure:

(1) Take the Rug on the table and take the measurement in Lengthwise & widthwise.(2) Put the sample in automatic washing machine.(3) Set the machine at Normal or Delicate for washing as

per care instruction.(4) Add 66 gm AATCC detergent powder.(5) Start the washing machine and complete the washing

cycle.(6) Place the sample with load in the tumble dryer and dry

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

it.(7) Condition the dry sample for at least 4hrs.Take the measurement lengthwise & widthwise.

Evaluation : Evaluate the shrinkage lengthwise, widthwise and border wise

shrinkage using formula as given below and compare it with the norm.


Original Dimension

WELSPUN

INDIA LIMITED


DIMENTIONAL CHANGE OF FABRICAATCC-135 2004

Doc. No.

WIL/RUGS/SOP-P00008

P/No. 1 Of

1. Apparatus :- Automatic Washing M/c(Top Loading),Tumble dryer, Conditioning Racks, Measuring Tape2. Chemical: - AATCC WOB Detergent, 3. Specimen Size:- Full Rug 4. Test Procedure:

(1) Take the Rug on the table and take the measurement in Lengthwise & widthwise (Top-Center-Bottom).(2) Put the sample in automatic washing machine.(3) Set the machine at Normal or Delicate for washing as

per care instruction.(4) Add 66 gm AATCC detergent powder.(5) Start the washing machine and complete the washing

cycle.(6) Place the sample with load in the tumble dryer and dry it.(7) Condition the dry sample for at least 4hrs.Take the Measurement lengthwise & widthwise.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Evaluation : Evaluate the shrinkage lengthwise, widthwise and border wise shrinkage using formula as given below and compare it with the norm.


Original Dimension

WELSPUN

INDIA LIMITED


COLOR FASTNESS TO WASHINGISO 105/C03

Doc. No.

WIL/RUGS/SOP-P00009

P/No. 1 Of

1. Apparatus :- Laundrometer,Steel balls,Steel beakers,Maultifibre, Grey Scale for staining (ISO 105 A03), Grey scale for color change (ISO 105 A02)2. Chemical: - ECE Detergent, Soda Ash3. Specimen Size:- 4 cm X 10 cm 4. Test Procedure:

(1) Prepare 5 g/l ECE Detergent + 2 g/l Soda Ash (2) Cut the specimen in size 4 cm X 10 cm.(3) Stitch the multifibre fabric on the specimen.(4) Preheat the machine to 600C + 2 temp.(5) Pour 50 ml solution of detergent in the steel beaker.(6) Put the specimen in the steel beaker (7) Lock the steel beaker in the Laundrometer.(8) Start the cycle as set on the machine that is at 600C for 30 min.

(9) After the completion of the cycle, remove the specimen and wash 10 minute with tap water.

(10) Dry the specimen with multifibre at 600C. (11) Condition it for 30 min.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008


WELSPUN

INDIA LIMITED


COLOR FASTNESS TO CHLORINATED WATERISO 105 E03

Doc. No.

WIL/RUGS/SOP-P00010

P/No. 1 Of

1. Apparatus :- Laundrometer,Steel balls,Steel beakers,Maultifibre, Grey Scale for staining (ISO 105 A03), Grey scale for color change (ISO 105 A02), pH meter2. Chemical: - Sodium Hypo chlorite, Distilled Water, Potassium di- hydrogen phosphate, Disodium hydrogen phosphate Dihydrate or disodium hydrogen phosphate decahydrate3. Specimen Size:- 4 cm X 10 cm 4. Test Procedure:

(1) Prepare solution from sodium hypo chlorite 20mg/l, 50mg/l, 100 mg/l and pH 7.5(2) 14.35 gpl (KH2PO4), 20.05 gpl (Na2HPO4.2H2O)(3) Take above solution in steel beaker at the ratio of 100:1(4) Put the test specimen in this solution and close the steel beaker with container.(5) Put steel beaker in Laundrometer at 27 0c+2. Run 1hrs.(6) Remove the specimen and squeeze and dry it by hanging it in air at room temperature.

Evaluation: Evaluate the rating with Grey scale for colour change.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


COLOR FASTNESS TO CHLORINATED POOL WATER

AATCC 162 2002

Doc. No.

WIL/RUGS/SOP-P00011

P/No. 1 Of

1. Apparatus :- Cylinder, Grey Scale for staining , Grey scale for color change , pH meter

2. Chemical: - Sodium Hypochlorite, Calcium Chloride, Magnesium Chloride, Acetic Acid and Distilled Water3. Specimen Size:- 6 cm X 6 cm Weight should be 5.0 + 0.25 gm4. Test Procedure:

(1) Prepare Hard Water with 8.24 g/l Calcium Chloride + 5.07 g/l Magnesium Chloride.

(2) Take 50 ml of above solution and make it 5000ml. Add

0.5ml Sodium Hypochlorite (5% Available Cl2) in it. The available Chlorine required for this test 5ppm.(3) Adjust pH 7.0 with Acetic Acid.(4) Put the test specimen in the above solution for 60 min at

Room temperature.(5) Remove the specimen and squeeze it to remove the water.(6) Rinse it with distilled water.(7) Remove it and dry it by hanging in air at room

Temperature.

Evaluation: Evaluate the rating with Grey scale for colour change.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


ABSORBENCY BY DROP METHODAATCC 79

Doc. No.

WIL/RUGS/SOP-P00012

P/No. 1 Of

1. Apparatus :- Embroidery Hoop (6 Inch) or more diameter, Burette, StopwatchBurette Stand 2. Chemical: - Water3. Test Procedure:

(1) Specimen condition at 65 + 2% Relative Humidity.(2) Mount the Specimen in the Embroidery hoop.

Then place the hoop about 10 mm below the tip of the burette.

(3) Then allow one drop of distilled water at 21°c to fall on the embroidery cloth. (4) At that time start the stopwatch when one drop of water touch the surface and stop the stop watch when disappear of water (5) Take at least five readings.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO LIGHTISO 105 B01

Doc. No.

WIL/RUGS/SOP-P00013

P/No. 1 Of

1. Apparatus :- Light Fastness tester, Blue Wool Standard2. Specimen Size: - 50 mm x 50 mm3. Test Procedure:

(1) Stick the test specimen on the pieces of card.(2) The card is placed with other rectangular specimen holder.(3) It’s top is covered with spring to keep sample stripe in place.(4) Insert the specimen holder in glass cage. And put the rubber

rectangular cap on the glass cage.(5) Start the electric supply till temperature inside the instrument

reached about 400C.(6) Start the water supply.(7) Start the timer set it 60 hours.(8) Remove the specimen after 60 hours.

Evaluation: Evaluation the rating with the blue wool standard.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


SURFACE WATER ABSORPTION

ASTM D 4772

Doc. No.

WIL/RUGS/SOP-P00014

P/No. 1 Of

1. Apparatus :- Embroidery Hoop (6 Inch) or more diameter, StopwatchWater Flow Tester, Base, PAN, Measuring cylinder of 50ml 2. Chemical: - Distilled Water3. Test Procedure:

(1) Specimen condition at 65+-2% Relative Humidity.(2) Mount the Specimen in Embroidery hoop.(3) Mount the Specimen on the base.(4) Then adjust the Flow water tester away from specimen 3.0 + 0.2 cm.(5) Then push the Pan against the base so all the water goes in the PAN.(6) Pour 50 ml water by measuring cylinder in Funnel, attached with Flow Water Tester and allow 25 + 5 sec. Full water coming out at 60 angles.(7) All the water not absorbed by the specimen remaining water goes in to the pan.

Calculation:

Surface water Absorbency % = 50ml water – Remaining water in pan/ 50*100

WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO PERSPIRATION

ISO 105 E04

Doc. No.

WIL/RUGS/SOP-P00015

P/No. 1 Of

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Multifibre, Weight, Grey Scale for Color change, Grey Scale for Staining, pH meter.2. Chemical: - Distilled Water, Sodium Chloride, L-Histidine Monohydrochloride Mono hydrate (C6H9O2N2.HCl.H2O) Disodium hydrogen orthophosphate decahydrate or disodium hydrogen orthophosphate dihydrate.3. Specimen size: 4 cm X 10 cm4. Test Procedure: A) (ALKALINE METHOD)

a) Prepare 0.5 g/l L- Histidine Monohydrochloride Mono hydrate C6H9O2N2.HCl.H2O) + 5 g/l Sodium Chloride + 2.5 g/l Disodium Hydrogen Orthophosphate (Adjust pH 8 with 0.1 N sodium Hydroxide Solution)

B) (ACID METHOD) b) Prepare 0.5 g/l L- Histidine Monohydrochloride Monohydrate (C6H9O2N2.HCl.H2O) +5 g/l Sodium Chloride + 2.2 g/l Sodium di-hydrogen Orthophosphate. (Adjust pH 5.5 with 0.1 N Hydrochloric Acid Solution)

(1) Stitched the Multifibre on the specimen.(2) Put this stitched specimen in the Alkaline Medium Solution or Acid Medium Solution for 30 min at room temperature at ratio of 50:1(3) Remove the specimen and squeeze it.(4) Place the squeezed specimen between two plastic plates in perspiration tester.(5) Apply 12.5-kpa pressure on the specimen.(6) Put the perspiration tester in the oven at 37°c + 2°c for 4hrs.(7) Remove the specimen from the oven and dry it by hanging in air at a temperature not exceeding 60°c.

Evaluation: Evaluate the rating with Grey scale.

WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO PERSPIRATION

AATCC 15 2007

Doc. No.

WIL/RUGS/SOP-P00016

P/No. 1 Of

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Multifibre No.10,

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Weight, Grey Scale for Color change, Grey Scale for Staining, pH meter.2. Chemical: - Distilled Water, Sodium Chloride, Lactic Acid, L- Histidine Monohydrochloride Sodium phosphate dibasic anhydrous3. Specimen size: 60 + 2 mm X 60 + 2 mm4. Test Procedure:

(A) ALKALINE METHOD(a) Prepare 10 g/l Sodium Chloride + 4 g/l ammonium

Chloride+1.25 g/l Disodium Hydrogen Phosphate Anhydrous + 0.25 g/l L-histidine monohydrochloride.

(Adjust pH 8 with 0.1 N sodium Hydroxide Solution)(B) ACIDIC METHOD

(b) Prepare 10 g/l Sodium Chloride + 1 g/l Lactic acid + 1 g/l Disodium Hydrogen Phosphate anhydrous + 0.25 g/l L- Histidine mono hydrochloride.

(Adjust pH 4.5 with 0.1 N Hydrochloric Acid Solution)

(1) Cut the specimen of specific size and mount with Multifibre fabric.(2) Put the this mounted specimen in perspiration solution for 30 + 2 min. with occasional stirring.(Each specimen

To be weight 2.25 + 0.5 times of original)(3) Remove the specimen and squeeze it.(4) Place the squeezed specimen between two plastic plates in

perspiration tester.(5) Apply 4.54 KG pressure on the specimen.(6) Put the perspiration tester in the oven at 380c + 1°c for 6 Hrs.(8) Remove the specimen from the oven and dry it on the Line dryer at room temp.

Evaluation: Evaluate the rating with Grey scale for staining.

WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO WATER

AATCC 107 2007

Doc. No.

WIL/RUGS/SOP-P00017

P/No. 1 Of

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Multifibre No.10, Weight, Grey Scale for Color change, Grey Scale for Staining,

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

pH meter.2. Chemical: - Distilled Water, 3. Specimen size: 60 + 2 mm X 60 + 2 mm4. Test Procedure:

(1) Cut the specimen of specific size and mount with multifibre fabric.

(2) Put this mounted specimen in distilled water for 15 min at room temp with occasional stirring.

(3) Remove the specimen and squeeze it. (Wet the specimen is more then 3 times its dry weight)

(4) Place the squeezed specimen between two plastic plates in perspiration tester.

(5) Apply 4.5 kg. pressure on the specimen.(6) Put the perspiration tester in the oven at 380C for 18 Hrs.(7) Remove the specimen from the oven and dry it by hanging in

air at room temp.


WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO WATER

ISO 105 E01

Doc. No.

WIL/RUGS/SOP-P00018

P/No. 1 Of

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Multifibre No.42, Weight, Grey Scale for Color change, Grey Scale for Staining,

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

pH meter.2. Chemical: - Distilled Water, 3. Specimen size: 4.0 cm. X 10.0 cm.4. Test Procedure:

(1) Cut the specimen of specific size and mount with multifibre fabric.(2) Put this mounted specimen in distilled water for 15 min

at room temp with occasional stirring.(3) Remove the specimen and squeezes it.(4) Place the squeezed specimen between two plastic plates in perspiration tester.(5) Apply 4.5 kg. pressure on the specimen.(6) Put the perspiration tester in the oven at 370C for 4 Hrs.(7) Remove the specimen from the oven and dry it by hanging in air at room temp.


WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO MIGRATION IN TO PVC

ISO 105 X 10

Doc. No.

WIL/RUGS/SOP-P00019

P/No. 1 Of

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Watch Glass Grey Scale for Color change, Grey Scale for Staining, pH meter.2. Chemical: - Polyvinyl Chloride Powder,Dioctyle Phtalate(Plasticizer),

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Petroleum ether 3. Specimen size: 4.0 cm. X 10.0 cm.4. Test Procedure

(1) Take some amount of Polyvinyl chloride Powder in watch glass and add Dioctyle Phthalate and paste it by glass rod and make a film by gelled in oven at 1700C for 10 min.(2) Put the specimen on the film.(3) Place the specimen and film between two plates in Perspiration Tester(4) Apply 4.5 kg pressure on the specimen.(5) Put the perspiration Tester in the oven at 800C for 3.5 Hrs.(6) Remove the test sample from the PVC film and rinse the film with Petroleum Ether and Dry it.


WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO SEA WATERAATCC 106 2007

Doc. No.

WIL/RUGS/SOP-P00020

P/No. 1 Of

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Multifibre No.10 Grey Scale for Color change, Grey Scale for Staining, pH meter.2. Chemical: - Distilled water, Sodium Chloride, Magasium Chloride Petroleum ether 3. Specimen size: 60 + 2 mm X 60 + 2 mm4. Test Procedure

(1) Prepare 30g/l Sodium Chloride + 5 g/l Magnesium

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AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Chloride.(2) Cut the specimen of specific size and stitch with

Multifibre fabric.(3) Put this stitched specimen in sea water for 15 min

at room temp with occasional stirring.(4) Remove the specimen and squeezes it. (Wet the weight

of the specimen is more then 3times of original weight)

(5) Place the squeezed specimen between two plastic plates in perspiration tester.(6) Apply 4.5 kg. pressure on the specimen.(7) Put the perspiration tester in the oven at 380 +1°C for 18

hrs.(8) Remove the specimen from the oven and dry it by

Hanging in air at room temp.


WELSPUN

INDIA LIMITED


COLOUR FASTNESS TO SEA WATERISO 105 E02

Doc. No.

WIL/RUGS/SOP-P00021

P/No. 1 Of

1. Apparatus :- Perspiration Tester, Plastic Plates, Oven, Multifibre No.10 Grey Scale for Color change, Grey Scale for Staining, pH meter.2. Chemical: - Distilled water, Sodium Chloride, Petroleum ether 3. Specimen size: 4.0 cm. X 10.0 cm.

4. Test Procedure

(1) Prepare 30g/l Sodium Chloride Solution.(2) Cut the specimen of specific size and stitch with

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Multifibre fabric.(3) Put this stitched specimen in sea water for 15 min

at room temp with occasional stirring.(4) Remove the specimen and squeezes it.(5) Place the squeezed specimen between two plastic plates in perspiration tester.(6) Apply 12.5-kpa pressure on the specimen.(7) Put the perspiration tester in the oven at 370C for 4 Hrs.(8) Remove the specimen from the oven and dry it by

hanging in air at room temp.


WELSPUN

INDIA LIMITED


Pettry CHEMICAL TESTINGDoc. No.

WIL/RUGS/SOP-C00001

P/No. 1 Of

1. Apparatus :- Pettry Dish, Oven, Beaker , pH meter, Glass Rod2. Chemical: - Distilled Water3. Type Of Test : - A) Physical Appearance

pH Value Of 1% SolutionB) Solid Content

4. Procedure : -

A) Physical Appearnace:

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JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Physical appearance is observed as per state at room temperature.

B) pH Value :i) Make 1% solution of the sampleii) Put the pH electrod in to the solution & take the pH reading of the solution.

C) Solid Content i) Weigh approx. 2 gm. Of a sample in pettry disk & note down.ii) Keep it in the oven at 1000 C (+/- 2) for 3 hrs.iii) Take it out from the oven & keep it out side for cooling for some times &

weigh the residue.iv) Calculation: -

Weight of residue obtainedSolid Content ( %) = ----------------------------------------- X 100

Weight of sample

5. Reference : -As per specified chart ( Chemicals list)

WELSPUN

INDIA LIMITED


SPECIICATION OF CHEMICALSDoc. No.

WIL/RUGS/SOP-C00002

P/No. 1 Of

SR.NO NAMEPHYSICAL

APPEARANCE PURITY FUNCTION

1 ACETIC ACID COLORLESS LIQUID96 % AND

ABOVEBASIC

CHEMICAL

2 CAUSTIC FLAKES WHITE FLAKES96 % AND

ABOVEBASIC

CHEMICAL

3 CAUSTIC SODA LYE COLORLESS LIQUID 45 % TO 50 %BASIC

CHEMICAL

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JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

4 SODA ASH WHITE POWDER96 % AND

ABOVEBASIC

CHEMICAL

5 HYDROGEN PEROXIDE COLORLESS LIQUID48 % AND

ABOVEBASIC

CHEMICAL

6SODIUM HYDRO

SULPHATE WHITE POWDER 84 % TO 88 %BASIC

CHEMICAL

7 NEUTRA ACID COLORLESS LIQUID25 % AND

ABOVEBASIC

CHEMICAL

8 REDDIX ANA COLORLESS LIQUID25 % AND

ABOVEBASIC

CHEMICAL

9 SARA ACID DV COLORLESS LIQUID25 % AND

ABOVEBASIC

CHEMICAL

10 SODIUM HYPO CHLORIDE YELLOW LIQUID 30 GPL BASIC

CHEMICAL

11 MAGNASIUM CHLORIDE WHITE FLAKES96 % AND

ABOVEBASIC

CHEMICAL

12 SODIUM NITRATEPALE YELLOW

POWDER96 % AND

ABOVEBASIC

CHEMICAL

WELSPUN

INDIA LIMITED



WIL/RUGS/SOP-C00003

P/No. 2 Of

SR NO. NAMEPHYSICAL

APPEARANCE

PH VALUE OF 1 %

SOL

SOLUBILITY OF TOTAL HARDNESS OF 50 GPL

SOL

CHLORINE CONTENT5% SOL 10% SOL

2SOD.HEXA META

PHOSPHATE WHITE POWDER NA - SOLUBLE -TRACE

PRESENT

3 SOD.SULPHATE WHITE POWDER 7 TO 8 - -50 PPM

MAX -

4 VACCUM SALT WHITE POWDER 7 TO 8 - -250 PPM

MAX -

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

5POLY VINYL ALCOHOL

WHITE GRANULES 7 TO 8 SOLUBLE - - -

6 SUPERNOL WSP WHITE POWDER 8 TO 9 SOLUBLE - - -7 COT SIZE WHITE POWDER 9 TO 10 SOLUBLE - - -8 FABPROOF HC WHITE POWDER 3 TO 4 SOLUBLE - - -9 SIZOL TDY WHITE POWDER 8 TO 9 SOLUBLE - - -

10 SIZE BOND TS WHITE POWDER 7 TO 8 SOLUBLE - - -11 MARPOSIZE T-10 WHITE POWDER 7 TO 8 SOLUBLE - - -12 VICOL WLV WHITE POWDER 7 TO 8 SOLUBLE - - -13 SIZE UCF-4 WHITE POWDER 7 TO 8 SOLUBLE - - -14 SIZE GTW WHITE POWDER 7 TO 8 SOLUBLE - - -15

WELSPUN

INDIA LIMITED



WIL/RUGS/SOP-C00004

P/No. 3 Of

SR NO Name of Auxilaries Name of Supplier Function Physical Appearance ph Value Solid Content

of 1% Solution % By Weight

1 STARTEX MASX STAR CHEMICAL Stabilizer of peroxide Colorless Liquid 7 TO 8 7.31%

2 STARSOFT NB STAR CHEMICAL softener amine silicone White liquid 6 to 7 16.15%

3 STARPAN RFH STAR CHEMICAL Wetting agent Colorless Liquid 8 to 9 28.08%

4 STARLEV FTS STAR CHEMICAL Leveling agent Yellowish Liquid 9 to 10 70 +/- 5%

5 STARTEX ADB STAR CHEMICAL Stabilizer Brownish Liquid 7 TO 8 44.37%

6 STAR FIX NB 10 STAR CHEMICAL FIXER DK Brownish Liquid 7 TO 8 45+/-5

7 STARFOAM FDR STAR CHEMICAL ANTIFOAMING AGENT WHITE PASTE 6.0 to 7.0 50 +/-5%

8 STARTEX ADM STAR CHEMICAL Stabilize LT BROWNISH LIQUID 7 TO 8 12 +/- 2%

9 STARWHITE GS STAR CHEMICAL WHITNER Yellowish Liquid 7 TO 8 10 +/- 2%

10 STARFIX DF STAR CHEMICAL FIXER Colorless Liquid 5 TO 6 48+/- 2%

11 TURBULANT 86 Mirachem Softener Colorless Liquid 6.0 to 7.0 26+/- 2 %

12 MIRAFIX NFDR Mirachem Fixing Colorless Liquid 7.0 TO 8.0 35 +/- 2%

13 Meiralyzer cipha Mirachem STABILIZER Colorless Liquid 11 to 12 26 +/-2%

14 Turbosilk Mirachem Softener Colorless Liquid 7 TO 8 28+/-2%

15 Mirasol FNK Mirachem Wetting agent Colorless Liquid 7 TO 8 60+/-5%

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

16 CIBATEX AB 45 CIBA speciality BUFFER ACID Colorless Liquid 3.0 TO 4.0 6 +/- 1%

17 ALCOSPERSE AD CIBA speciality LEVELING Lt. Yellowish Liq. 8.0 TO 9.0 40 +/- 2%

18Cibafix

ECO/Albafix ECO CIBA speciality Fixing Lt. Yellowish Liq. 6.0 to 7.0 45 +/- 2%

19 CIBACEL LD CIBA speciality LEVELING . Brown Liquid 8.0 TO 9.0 20 +/- 2%

20 TUBOBLANC HA CHT INDIA LTD WHITNER Lt. Yellowish Liq. 9.0 TO 10.0 40+/-2%

21 SARACOL S SAREX Washing agent Colorless Liquid 7.0 TO 8.0 30 +/- 2%

22 Emcozyme 04 Mira chem DESIZING Lt. Yellowish Liq. 7.0 to 8.0 10 +/-2%

23 Activin HLKAssociated Chemicals Replacement soda

Colorless Liquid11 to 12 60 +/-2%

24 Saracol S 1583 SAREX Washing agent Colorless Liquid 7.0 to 8.0 32+/-2%

25 Saroxy K SAREX Peroxide Killer Lt. Yellowish Liq. 7 TO 8 0.5+/-0.2 %

26 Mirasol FNK Mirachem Wetting agent Colorless Liquid 7 TO 8 60+/-5%

27 Sarafix AP SAREX Fixer Colorless Liquid 6 to 7 20+/- 2%

28 Meiralyzer cipha Mirachem STABILIZER Colorless Liquid 11 to 12 26 +/-2%

29 Turbulent 200 Mirachem Softener Colorless Liquid 7 TO 8 7+/-1%

30 Levellon WRSarax Organic Pvt

Ltd LEVELING Lt. Yellowish Liq. 7 TO 8 35+/-2%

31 Turbosilk Mirachem Softener Colorless Liquid 7 TO 8 28+/-2%

32 BIOPAL SI SAREX BIOPOLISH Lt. Yellowish Liq. 6 TO 7 6+/- 1%

33 SARAWET NF Wetting agent Colorless Liquid 6 to 7 40 +/- 2

34 Lyogen IPA 66 clariant LEVELING Lt. Yellowish Liq. 7 TO 8

35 sarafast H sarex Fixer colorless liquid 6 to 7 44 +/- 2

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


PVA CHECKINGDoc. No.

WIL/RUGS/SOP-D00001

P/No. 1 Of

1. Apparatus :- Beaker2. Chemical: - Pottassium Dichromate, Sulphuric Acid, Distilled Water, Sodium Hydroxide (48%)3. Test Procedure

1) Preparation of chromic acid solution

Take 11.8 gm Potassium Dichromate + 50 ml water + 25ml H2SO4 (98%)

2) NaOH 48-50 %

Take 2-3 drops of chromic acid solution on fabric or yarn. Then rub it up to 20-30 seconds. Put 2 drops of caustic lye (NaOH-48 %) and rub it.

Result:-If color is brown, then PVA is present.-If color is green, then PVA is removed.

WELSPUN

INDIA LIMITED


DIRECT DYE DYEING Doc. No.

WIL/RUGS/SOP-D00002

P/No. 1 Of

1. Apparatus :- Technorama Dispensor,2. Chemical: - Soft Water,Dyes, Leveling agent, Sodium Sulphate(salt), Albatex AB 55, Fixing Agent, Softer, Soaping Agent3. Dyeing Procedure:

(1) Pipette out the recipe as per the percentage taken.

(2) Add leveling agent and adjust pH-6.5.

(3) Run for 5 min at RT. Then raise the temperature to 70oC.

(4) Add salt as per Table-1 and raise the temperature to 98oC and

run for 15 min.

(5) Then cool down the temperature to 70oC and drain the bath.

4. After treatment:

(1) Give cold wash to sample in tap water.

(2) Treat with 0.5-1.0 % of fixer at 55oC for 10 min adjust pH-5 to 5.5

(3) Treat with 1-2% of softener at 48oC for 15 min adjust pH-5 to 5.5.

(4) Dry the sample and label it.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Salt at 70oC 98oC 15 min 55c 10minfixer

Dye +Leveling agent + 70oC

Drain

48c 15 minSoftner

Programme Cycle

WELSPUN

INDIA LIMITED


REACTIVE DYE DYEING Doc. No.

WIL/RUGS/SOP-D00003

P/No. 1 Of

1. Apparatus :- Technorama Dispensor,2. Chemical: - Soft Water,Dyes, Leveling agent, Sodium Sulphate(salt), Soda Ash, Albatex AB 55, Fixing Agent, Softer, Soaping Agent3. Dyeing Procedure:


(2) Add leveling agent,adjust pH- 6.5.

(3) Run for 10 min add salt (As per table-2). Raise the temp

to 60oC and run for 30 min. Then add soda ash (As per

table-2).

(4) Run for 30 min at 60oC

(5) Drain the bath.

4. After treatment:


(2) Treat with 0.5-1.0 % of fixer at 55oC for 10 min adjust

pH-5 to 5.5

(3) Treat with 1-2% of softener at 48oC for 15 min adjust

pH-5 to 5.5.


PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Soda 55c 10min

30 min 30 min fixer Salt

50oC Dye +Leveling agent 60oC

10 min Drain

48c 15 minSoftner

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Programme Cycle

WELSPUN

INDIA LIMITED


ACID DYE DYEINGDoc. No.

WIL/RUGS/SOP-D00004

P/No. 1 Of

1. Apparatus :- Technorama Dispensor,2. Chemical: - Soft Water,Dyes, Leveling agent, Green Acid, Fixing Agent,3. Dyeing Procedure:


(2) Add leveling agent and raise the temperature to 98oC and run for

5 min. Adjust pH-5.0 with Green Acid solution.

(3) Run at 98oC for 10 min.


After treatment:



pH-5 to 5.5

(3) Dry the sample and label it.Adjust pH 5.0 with Green Acid

70oC 15 min 5min 98oC 10 min

Fixer 60oC

Dye +Leveling agent Drain

Programme Cycle

WELSPUN

INDIA LIMITED


DYE TESTING OF DIRECT DYE Doc. No.

WIL/RUGS/SOP-D00005

P/No. 1 Of

1. Apparatus :- Pippete, Beaker2. Chemical: - Soft Water,Dyes, Leveling agent, Sodium Sulphate(salt), Albatex AB 55, Fixing Agent, Softer, Soaping Agent3. Dyeing Procedure:

(1) Prepare 1% solution of standard and supply. Pipette out as

per 1% depth shade for both.

(2) Add leveling agent and adjust pH-6.5 with buffer solution.

(3) Run for 5 min at RT. Then raise the temperature to 60oC.

(4) Add salt as per Table-1 and raise the temperature to 98oC and run

for 15 min.


4. After treatment:


(2) Treat with 0.5-1.0 % of fixer at 55oC for 15 min adjust pH-5 to 5.5

(3) Treat with 1-2% of softener at 45oC for 15 min adjust pH-5 to 5.5.


(5) Check the supply sample against standard.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Salt at 50oC 98oC 15 min 55c 15minfixer

Dye +Leveling agent +Buffer sol (pH6.5) 50oC 60oC

Drain

45c 15 minSofter

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Programme Cycle

WELSPUN

INDIA LIMITED


DYE TESTING OF REACTIVE DYE Doc. No.

WIL/RUGS/SOP-D00006

P/No. 1 Of

1. Apparatus :- Technorama Dispensor,2. Chemical: - Soft Water,Dyes, Leveling agent, Sodium Sulphate(salt), Soda Ash, Albatex AB 55, Fixing Agent, Softer, Soaping Agent3. Dyeing Procedure:

(1) Prepare 1% solution of standard and supply. Pipette out

as per 1% depth shade for both.

(2) Add leveling agent, Salt (As per table-2)and adjust pH-

6.5 with buffer solution.

(3) Run for 30 min at 60oC. Then add soda ash (As per

table-2).

(4) Run for 30 min at 60oC

(5) Drain the bath.

4. After treatment:



pH-5 to 5.5


pH-5 to 5.5.


Soda 55oc for 10 in

30 min 30 min fixerDye +Leveling agent +Buffer sol (pH6.5)+ Salt 60oC

Drain 48oc for 10 in

Softner Programme Cycle

WELSPUN

INDIA LIMITED


DYE TESTING OF ACID DYE Doc. No.

WIL/RUGS/SOP-D00007

P/No. 1 Of

1. Apparatus :- Technorama Dispensor,2. Chemical: - Soft Water,Dyes, Leveling agent, Green Acid, Fixing Agent3. Dyeing Procedure:

(1) Prepare 1% solution of standard and supply. Pipette out

as per 1% depth shade for both.

(2) Add leveling agent and adjust pH-5.0 with buffer

solution.

(3) Raise the temperature to 98oC and run for 20 min.

(4) Then cool down the temperature to 60oC and drain the

bath.

After treatment:



pH-5 to 5.5


pH-5 to 5.5.

(4) Dry the sample and label it. 70oc for 15 min

fixer 98oC 15 min

Dye +Leveling agent +Buffer sol (pH5.0) 60oC

Drain 48oc for 10 min

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

softner

Programme Cycle

WELSPUN

INDIA LIMITED


TESTING METHOD FOR ACETIC ACIDDoc. No.

WIL/RUGS/SOP-C00005

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Acetic Acid(CH3COOH), 0.1 N Sodium Hydroxide(NaOH) Solution, Phenolpthaline Indicator3. Procedure : -

1. Take 1.00 grams of acetic acid sample into a volumetric

flask and make it volume to 250 ml.

2. Take 25 ml of above solution in a conical flask and add 2/3

drops of Phenolphthalein Indicator.

3. Titrate it against 0.1 N Sodium Hydroxide solution from

burette.

4. End Point: - Colour less to light persistent Pink.

Calculation Part: -

Burette Reading (B.R) X 6.03 X 0.1 X 250

% Purity Of

Acetic Acid = ----------------------------------------------------

Weight Of Sample X 25

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JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

STD % Purity Of Acetic Acid = 96.0% & Above

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


TESTING METHOD FOR SODA ASHDoc. No.

WIL/RUGS/SOP-C00006

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Sodium Hydroxide (NAOH) 0.1 N Hydrochloric Acid (HCL), and Methyl Orange Indicator Solution.3. Procedure : -

1. Take 1.00 grams of Soda ash sample into a volumetric

flask and make it volume to 250 ml.

2. Take 25 ml of above solution in a conical flask and

Add 2/3 drops of Methyl Orange Indicator Solution.

3. Titrate it against 0.1 N Hydrochloric Acid (HCL)

solutions from burette.

4. End Point: - Yellow to Orange.

Calculation Part: -

Burette Reading (B.R) X5.30 X 0.1 X 250

% Purity Of Soda Ash = -----------------------------------------------------------


STD % Purity Of Soda Ash =96.0% & above.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED


TESTING METHOD FOR SODIUM HYDROXIDENaOH (FLAKES & LYE)

Doc. No.

WIL/RUGS/SOP-C00007

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Sodium Hydroxide (NAOH) 0.1 N Hydrochloric Acid (HCL), and

Phenolphthalein Indicator Solution.3. Procedure : -1. Take 1.00 grams of Caustic Soda sample into a

volumetric flask and make it volume to 250 ml.


add 2/3 drops of Phenolphthalein Indicator.

3. Titrate it against 0.1 N Hydrochloric Acid (HCL)

solution from burette.

4. End Point: - Pink. to Colorless

Calculation Part: -

Burette Reading (B.R) X 4.0 X 0.1 X 250

% Purity Of Caustic Soda = --------------------------------------------------


STD % Purity Of Caustic Soda Flakes =96.0% & above

STD % Purity Of Caustic Soda lye =45% to 50 %


PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

WELSPUN

INDIA LIMITED TESTING METHOD FOR SODIUM HYPOCHLORIDE

Doc. No.

WIL/RUGS/SOP-C00008

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Sodium Hypo chloride (Soda Bleach) Sample, Potassium Iodide (KI) Powder, Acetic Acid (98%).

3. Procedure : -1. Take 10.00 ml of Sodium hypo chloride sample into a


2.Take 10 ml of above solution in a conical flask and add

25ml of plain tap water, approx. 2.0 Gms of Potassium

Iodide powder and 2/3 drops of acetic acid.

3. Titrate it against 0.1 N Sodium Thiosulphate

(Na2S2O3) solution from burette.

4. End Point: - Yellow to colorless.

Calculation Part: -


Available Chlorine In gpl = ------------------------------------------------------

10 X 10

Standard Available Chlorine in gpl =30 gpl (minimum).


Doc. No.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

INDIA LIMITED TESTING METHOD FOR SODIUM HYDROSULPHITE

WIL/RUGS/SOP-C00009

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Formaldehyde Sol.n , 0.1 N Sodium Hydroxide (NaOH) 0.1 N Iodine Sol.n, Phenolphthalein Indicator 0.1 N Sodium Thiosulphate Sol.n , hydro chloric Acid (Conc.)3. Procedure : -

a) Take 9 ml Formaldehyde in a beaker.

b) Add 20 ml water and 2-3 drop of phenolphthalein Indicator.

c) Neutralize with 0.1 N Sodium Hydroxide till solution

turn from colorless to pink.

d) Add about 2 gm Sodium Hydrosulphite to it and make it to

250 ml in volumetric flask by adding water. Keep it for 15

min.

e) Take 25 ml Iodine solution in conical flask.

f) Add 10 ml Sodium Hydrosulphite solution from volumetric

flask and 4-5 drops of Hydrochloric acid (conc).

g) Shake it for 5 min.

h) Titrate against 0.1 N Sodium Thiosulphate solution .

i) End point –Dark Brown to Colorless . Note the reading B.

j) Take 25 ml of iodine solution in conical flask and Titrate

against 0.1 N Sodium Thiosulphate solution .

k) End point –Dark Brown to Colorless, Note the reading A.

Calculation Part: - Purity % by weight = (A – B) X 4.352 X 0.1 X 250 Weight Of Sample X 10

STD % Purity Of Hydro = 84 to 88 %

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TESTING METHOD FOR NEUTRA ACID /HEPTOP EMG

Doc. No.

WIL/RUGS/SOP-C00010

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Neutra Acid/ Heptol EMG, 0.10 N NaOH, and Phenolphthalein

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Indicator Solution.3. Procedure : -

1. Take 1.00 ml of Neutra Acid/ Heptol EMG sample into

a volumetric flask and make it volume to 250 ml.

2.Take 25 ml of above solution in a conical flask and,

add 2/3 drops of indicator.

3. Titrate it against 0.1 N NaOH solution from burette.

4. End Point: - Colourless to Pink.

Calculation Part: -


% Purity Of Neutra Acid = __________________________________


% Purity Of Neutra Acid =28% and above

% Purity Of Heptol EMG = 25% and above.

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TESTING METHOD FOR GLAUBER SALT (SODIUM SULPHATE)

Doc. No.

WIL/RUGS/SOP-C00011

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Erichrome Black T Indicator (0.1 Grams dissolved in 100 ml of water), Ammonia Buffer Solution, and 0.02 N EDTA solution.

3. Procedure : -1. Take 5.00 grams of Glauber’s Salt (Sodium Sulphate)

sample into a volumetric flask and make it volume to

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

100 ml.


add 2/3 drops of Indicator Solution, and 1.00 ml of

Ammonia buffer solution.

3. Titrate it against 0.02 N EDTA solution from burette.

4. End Point: - Wine red to greenish

Calculation Part: -3

Hardness of Glauber’s salt in 50gpl of ppm.

=Burette Reading (B.R) X 40

STD Hardness in 50gpl Of Glauber’s salt = Not more than 50 ppm

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TESTING METHOD FOR TOTAL HARDNESS OF WATER

Doc. No.

WIL/RUGS/SOP-C00012

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Erichrome Black T Indicator (0.1 Grams dissolved in 100 ml of water), Ammonia Buffer Solution, and 0.02 N EDTA solution.

3. Procedure : -1. Take 25 ml of tap water in a conical flask and

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

add 2/3 drops of Indicator Solution, and 1.00 ml of

Ammonia buffer solution.

3. Titrate it against 0.02 N EDTA solution from burette.

4. End Point: - Wine red to greenish.

5. Note down the burette reading as “x”.

Calculation Part=

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BLEACH SAFE TEST(WASHING AS PER AATCC-150 ADDING CHEMICALS AS

PER INHOUSE METHOD)

Doc. No.

WIL/RUGS/SOP-P00011a

P/No. 1 Of

1. Apparatus :- Automatic Washing M/c(Top Loading),Tumble dryer, Conditioning Racks2. Chemical: - Sodium Hypochlorite solution ( NaOCl) of 10

gpl available chlorine & AATCC WOB Detergent, 3. Specimen Size: - Full Rug

Total Hardness = B.R. [“x”] X 40

Limit : Not More Than 10 ppm.

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

4. Test Procedure:

(1) Take the sample Rug to be tested & weigh the sampleand enough ballast to make a 1.8 ± 0.1 kg or 3.6 ± 0.1 kg as per suitable weight.

(2) Put the sample ( with ballast load) washing machine.(3) Set the machine at Normal or Delicate for washing as

per care instruction.(4) Add 1.5 oz (42.5 gm) Sodium Hypo Chlorite & 1.5 oz

(42.5 gm) of AATCC WOB detergent powder. (5) Start the washing machine and complete the washing cycle.(8) Place the sample with load in the tumble dryer and dry it.(9) Repeat the same for 3 times

Evaluation: Evaluate the color change with grey scale.

WELSPUN

INDIA LIMITED


TESTING METHOD FOR HYDROGEN PEROXIDEDoc. No.

WIL/RUGS/SOP-C00014

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Hydrogen Peroxide(H2O2),20 % Sulphuric Acid (H2SO4), Potassium Permanganate sol.n(KMnO4)3. Procedure : -

1. Take 1.00 grams of Hydrogen Peroxide sample into a



Add 20 ml of 20 % Sulphuric Acid Solution.

3. Titrate it against 0.1 N KMnO4 solutions from burette.

4. End Point: - colorless to red

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

Calculation Part: -




STD % Purity Of Hydrogen Peroxide=48 % & above.

WELSPUN

INDIA LIMITED


TESTING METHOD FOR HYDROGEN PEROXIDEDoc. No.

WIL/RUGS/SOP-C00014

P/No. 1 Of

1. Apparatus :- Burette, Pipette, Volumetric Flask, And Conical Flask2. Chemical: - Hydrogen Peroxide(H2O2),20 % Sulphuric Acid (H2SO4), Potassium Permanganate sol.n(KMnO4)3. Procedure : -

1. Take 1.00 grams of Hydrogen Peroxide sample into a



Add 20 ml of 20 % Sulphuric Acid Solution.

3. Titrate it against 0.1 N KMnO4 solutions from burette.

4. End Point: - colorless to red

Calculation Part: -



PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008


STD % Purity Of Hydrogen Peroxide=48 % & above.

Peroxide indicator: 5 % Pottassium Tittanium Oxalate 0.1% H2SO4 (10 %) Make it 100 ml with water. Take 1 ml of bleaching liquor add 2-3 drops of above prepare indicator.Observation: Solution becomes yellow- peroxide present Colorless solution- Peroxide NIL

PREPARED BY : -

JAY A. NAIK


AUTHORISED BY : -

R.K.BERA

ISSUE :- 31/08/2008

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