Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

what is kf principal

Indian Immunologicals, Dr Reddys,

5 8495

What do you mean by potency in Analytical industry

3 5589

Did anybody have method for acetyl cysteine effervescnce tablet

887




What are the primary considerations in extractables and Leachables ?

Mylan,

1010

When ever we perform system suitability,inject the corresponding standard 6 times why? is thair any reson

4 6325

what is the difference between Hydrochloric Acid & Hydrogen chloride

3 5952

What is intact assay method development.....?

Orchid, Neon,

1119

Ratio of Water and Acetonitrile(diluent) is not recommended to use in cleaning method validation,why?

Reddy Labs, Aurobindo,

1658




1)What's the meaning of Absorption,give a example. 2)What's the meaning of Adsorption,give a example. 2)what is the difference between Absorption and Adsorption.

VHB Medi Life Sciences,

1145

Which Zone of our country like conducting of Stability studies(Accelerated & Long term stability studies)as per ICH guidelines.

4 8035

what is difference between assayand potency

Hetero,

4 8084

What is the difference between GSC & GLC?

3 18788

pda detector mechanism?

Teva Pharmaceuticals, DKR,

1 1104

in uv visible spectroscopy calibration why we are using potasium dichromate and tolune

Reddy Labs,

3 5440

why in hplc peaks are in positive side(it means upside) not in negative side?

3 7184


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Un-Answered Questions { Analytical Chemistry }

What is method validation in quality control

2401


How much is the standard area for glc analysis

933


can i use hplc detector to uplc and why?

943


Difference between hlaf and rlaf

689


What is importance of pH in the Heavy metal test and How it effect on the test results?

954






A ha tc is actual defination of retention time?

226


What is the purpose of octyl silane columns?

2642


In HPLC (Waters) software Empower1,2 &3 what is the updation for each version

1412


Why perchloric acid used for potentiometric titration

1292


why equlirium conatant of water have 14 value

909


WHAT IS THE USE OF STARTER ?????????

1089


How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?

352


What is the calibration of uv process and preparation

697


sop of a uv visible spectrophotometer double beam elico model

4156


what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?

2110