why we use polystyrene film for ftir calibration?
Answer Posted / sachin chauhan
because polystyrene is madeup of polymer of polyethylene
which are highly stable
| Is This Answer Correct ? | 1 Yes | 2 No |
Post New Answer View All Answers
how to calibrate hplc & gc
How can we confirm the HPLC column is end-capped or not? Is it possible to identify by physical appearance?
how to qualify the impurity?
why we are using benzene, anyline in acetic anhdride assay titration method?
What is delay volume?
why require the ph, buffer during hplc mobile phase?
why we use Dichlorobenzene.nitrobezine.t-butyldi sulhate.for calibration of gc Head space
Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.
Please tell me about the pH of Polycaboxylic ether is it in the 5-6 range ever or more than 6
Did anybody have method for acetyl cysteine effervescnce tablet
WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY
why multimedia dissolution require to do?
What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?
A ha tc is actual defination of retention time?
In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?