C H E M I S T R Y S K I L L S P R E S E N TAT I O N

C O M P I L E D B Y C A S S A N D R A J . VA L A S

G R AV I T Y L I Q U I D C H R O M AT O G R A P H Y

• A skill learned in AP Chemistry Senior year Ashland High School 2009-2010 and further elaborated on at Northeastern University laboratories 2010-2016.

• Mainly using silica as a stationary phase with various mobile phases and eluents.

T H I N L AY E R C H R O M AT O G R A P H Y2 0 0 8 - 2 0 1 6

stationary phase: silica plate Mobile phases/solvent: DCM & Hexanes

Analysis & Separation of UV active substances

Overview of: Analysis of results Sample Injection

Program Use

Brief Explanation of: Solvent,

Mobile Phase, Stationary Phase

Uses: Less Contamination & More Efficient Results

Multiple Chemical Analystics: Mass Spectrometry

UV-Vis Spectroscopy

H I G H P R E S S U R E L I Q U I D C H R O M A T O G R A P H Y

I N F R A R E D V I S I B L E S P E C T R O S C O P YA N A LY S I S O F :

UV-VIS Spectroscopy2009-2016

Thermo Scientific UV Spectrometer

C R Y S TA L I Z AT I O N & R E C R Y S TA L I Z AT I O N

F O R M A T I O N O F C R Y S TA L S U S I N G H O T W A T E R A N D I C E B A T H S , R O T O R Y E VA P O R A T O R S W I T H D R Y I C E , A N D R O U N D B O T T O M H E A T I N G B E D S .

D I S T I L L AT I O N

pipetting

TitrationFiltration

H E M AT O C R I T & C E N T R I F U G AT I O N

Sterilization

Ultrasonic Cleaner

Autoclave

P H M E T E R & E L I S A

• Analytical tools for quantitative analysis of substances and solutions.

V E T S C A N , I S TAT, G R A M S TA I N I N GA N A LY S I S O F S E R U M , S K I N , F E C A L , A N D A D I P O S E S A M P L E S