Analytical Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

what is the defination of calibration & verification?

Divis Laboratories,

9 30365

what is specificity?

Amneal Pharmaceuticals, Aurobindo,

4 13740

why we use only vanilline , acetanilide,& caffeine For the Calibration of melting point appartus?

Reddy Labs,

7 33267

who is the father modern liqiud chromatogrphy?

Amneal Pharmaceuticals, Car Chem, Cipla,

3 14066

what is the meaning of ventillation in HPLC?

Amneal Pharmaceuticals,

3 14135

which solvent is highest poler acetonitrile dimethyl formamide methanole tetrahydrofurane buffer solution

8 16501

what is the difference betwen the analytical column & peparative column?

4 14910

why we conclude the area% for the chromatographic purity?

Amneal Pharmaceuticals, Lupin,

1 8301

what is the general mechanism of high performance liqiud chromatography?

Ajanta Pharma, Amneal Pharmaceuticals,

7 18528

why 2Theta value is consider in the XRPD spectra and how to consider the 2 Theta value

2 8614

why we wre doing linearity siudiec in hplc method validation

Cipla,

3 23902

what does optical rotation and specific rotataion means,difference between them

CPL, Neuland,

8 35184

what is regration method in method validation , how we can calculate it.

Cipla, Sun Pharma,

3 13015

viod volume and dead time

Oxygen Healthcare,

7 21675

i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2738

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Un-Answered Questions { Analytical Chemistry }

on saturation solubility study data how we can find out the bcs class of drug?

904

what is mean by dissolution biowaiver study?

938

What is gelatinization?

1626

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

707

CAN WE DETERMINE THE PEAK PURITY IN GAS CHROMATOGRAPHY ANALYSIS?

1213

Colorimtry

1667

How to calculate coreletion coefficient

1717

if tech transfer fails whay require to do?

850

why require to add enzymes in capsules dissolution only? is it require to tablet also?

681

if you get peak in blank then what require to do?

980

We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?

1722

identification is for unknown? qualification for known? reporting for LOQ?

726

in hplc chromatogram started from left to right and in uv spectrum started from left to right

954

some product having water content method with pyridine and ethylene glycol mixture instead of methanol? how they are selecting and methanol is not suitable solvent how ?

2657

What if impurity area in control sample coming more as compared to LOQ level of impurity ?

1604

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