Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

how can u seperate polar compounds in hplc ?

Meditab, Piramal Healthcare,

1 4517

what is the difference between hplc and uplc?

Mylan, Fresenius Kabi,

5 4975

what is the basis of separation in chromatography?

Anthem,

1 3602




what is the diference between spectroscopy and chromatography

Cipla, PharmChem, Reliance,

2 6747

Why we have to take 42gm of sodium hydroxide instead of 40gm for preparation of 1M Sodium hydroxide as per Pharmacopia? Whether it means the formula for calculating molarity was wrong? 

Ranbaxy, Claris Otsuka,

3 4676

what is internal standard define

Apex, Hikma Pharmaceuticals, IPCA, Coromandel International Limited,

1 1146

pharma industries oriented

Apex, Micro Labs, Zydus Cadila,

749

gc Calibration % RSD failed what is the possible reasons?

Divis Laboratories,

3 5139




What is the procedure for the calibration of ph meter?

IBS,

1 1743

What are the parameters for the method development of Gas Chromatography and GC-HS? 

2 2653

What is the difference between purge septum flow and column flow in gas chromatography?

688

how much mass should be there in volumetric flask while in preparation of sample for assay? 

Reddy Labs,

1063

U have 4 strengths have different coating meterial which one u chose to do forced degradation stady in validation

Reddy Labs,

1 1778

Tell me about analytical method validation in QC

Petronas,

1441

what is procedure of actual procedure for registration of drug?

543


Post New Analytical Chemistry Questions






Un-Answered Questions { Analytical Chemistry }

Tell me something about Vitamin A test method by HPLC

1257


Why dissolution test is not performed in all of the products

1100


%lod always grater than %water content for same product??

14


what is %labelled amount in content uniformity of dosage unit and its calculation?

3467


why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?

6549






Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?

477


how the compound separate in coulunm,explain

925


What is diffrence between extractable volume and deliverable volume? Answer pls

499


mode of absorption in alimentary canal?

1068


what is the procedure for cleaning of lenses of hatr accesory of ftir instrument?

979


Why potassium dichromate was using in Uv calibration?

87


Why Ethanol is Used for Standardization of GC Head space?

2536


what is peak purity and its formula

111


can we use the same detector in HPLC as well GC and what could be the differences we can find in the final chromato graph in any aspects?

822


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?

5471