selection. The catalog also fea- tures explosion-proof differential pressure models, miniature dif- ferential pressure ins t ruments , and mic roprocesso r -con t ro l l ed transmitters. A part numbering sys tem allows use rs to easi ly specify order requirements. Circle 330 on the reader service card

C H A I N L U B R I C A T I O N S Y S T E M S

Orsco Inc., Shelby Twp., Mich.

The Orsco Chain Lubrication Se- ries is the subject of a 4-page, color brochure. Featured are Se- ries 100, 150, 160, 200, and 300 chain lubricators. A system con- figurations table is included in the literature. Circle 331 on the reader service card

M E M B R A N E S Osmonics Inc., Minnetonka, Minn.

Osmonics ' "Desal M e m b r a n e Products Industrial Catalog" fea- tures a revised Reverse Osmosis section including specifications for A-Series, S-Series, and C- Series membrane elements. Two re fe rence sec t ions wi th in the Technical In format ion sect ion have also been improved. The Cleaners and Sanitizers section provides helpful guidelines for c leaning m e m b r a n e e lements , and a new Chemical Compatibil- ity Table provides in-depth infor- mation on membrane compatibil- i ty wi th organics , oxidiz ing agents, antiscalants, lubricants, coagulants, and solvents. An over- view of reverse osmosis, nanofil-

tration, ulrafiltration, and micro- filtration have been added as part of the new Introduction section. Circle 332 on the reader service card

W A S T E W A T E R T R E A T M E N T Pellu Systems Inc., Atlanta

The Pellu Process, which consists of six lines of chemicals used for t r e a t m e n t of rea l - t ime meta l - l aden w a s t e so lu t ions , is de- scribed in detail in a 6-page, color brochure. Circle 333 on the reader service card

H I G H - H E A T R E S I S T A N T C O A T I N G S Powder Technology Inc., Schofield, Wis.

Powder Technology's high-heat resistant coatings are the subject of technical literature, which fea- tures epoxy powder coatings, ep-

& INTERFERENCE-FREE RESULTS/ *USEPA M E T H O D OIA 1677 as presented at EPA's 20th Annual ( o n t ~ r e n c e on ANALYS[S OF P O L L U T A N T S IN I H E E N V I R O N M E N T - May 1997.

1-800-653-1711 O.I.Analytical www.oico.com A WorldofSolutions oimail@oico.com • FAX: (409) 690-0440 • (409) 690-1711

Circle 182 on reader information card

For over 70 years, Niacet has been meeting

customer needs for quality and affordability.

Today, customers world-wide rely on both

our Sodium 2-Ethylexyl Sulfate-based and

Sodium Tetradecyl Sulfate-based surfactants

for a variety of

specialty application

Corporatk~n

400 47th Street • Niagara Falls, NY 14304 • 800-8284207

716-285-1474 FAX: 716-2854497

Circle 104 on reader information card

June 1999 159