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Chemistry Interview Questions
Questions Answers Views Company eMail

In HPLC what is Single point threshold, peak purity index and minimum peak purity index? what should be consider for pure peak.

 3 30142

HI, I AM SUNIL BISHNOI.I AM PREPARING FOR ISHRO ASTRONOTES EXAM.PLEASE TELL ME ALL ABOUT THIS.

 2049

What is the brigg's raucher reaction?

 1852

why the sucrose used in calibration of polarimeter

Neuland,

5 14679

what r the parts calibrated in gc

ELBS, Reddy Labs,

21 32597

acceptance criteria for ph meter, hplc detector,pump,injector,oven when we calibrate.

 3 23138

is there any material other than caffene to calibrate hplc detector

Biocon,

13 25686

What is the difference between Chromatograhic Purity And Related substances

Cipla,

11 63487

who is our p.m.

ONGC,

2 4280

what is the difference between M.C and LOD

Aurobindo, Cipla, Laurus, Matrix, Synthokem Labs,

21 66180

what is the lamp used in SOR?

Aurobindo,

18 29799

What is the difference between Capillary column and Packed column.

Cipla, Hetero, Sun Pharma, Supreme Petrochem,

7 66712

whai is primary standard?

 10 17920

why evolution select ATPin many places like metabolism and other places rather then GTP, TTP etc. and why GTP selected in activation of G-alfa in G protein signalling ??????

 1822

what is the value of pH

Reddy Labs,

11 20896

Un-Answered Questions { Chemistry }

in which situation require to take incident in validation?

778

Explain the protein in chemistry?

562

why we not use caffeine at 205nm for hplc calibration?

2811

Why is acetone used for cleaning viscometer?

880

If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?

1759




Why only 1.2 million lux hours require in photostability study?

480

hi i am siva icompleted m,sc in organic chemistry in 2008&working as alecturer can u send me the interview qusetions with answers . i expected that i got 135 - 140 marks is there any chance to get selection my interview is on may 7th 2010

1660

How to calibration of the uv spectroscopy and its test?

675

Do all explosions produce carbon dioxide or carbon monoxide?

627

what is difference b/w "regio selectivity" & "sterio selectivity"

2052

how you establish the LOQ?

316

What is the limitation of cod?

618

What does stp stand for?

632

Hi sir if any product monograph not given known impurities (may be 5 impurities) specifications then how we require to proceed for inhouse formulation?

288

Name the branch of chemistry that deals with the relationship between electricity and chemical reactions?

721

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