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

General Chemistry (478)
Chemistry AllOther (190)

Chemistry Interview Questions

Questions Answers Views Company eMail

hi i am m.sc organic chem and complete analytical lab tech dipolma now job in qc many time ask question you in m.sc organic why job in qc please help me i can not give proper ans please tell me

Arch Pharmalabs, Natco,

3 11107

why use benzophenone & caffene acetone in hplc calibration

1 17525

why use k2cr2o7 , kcl h2so4 in uv calibration

DRL, GVK,

1 10748

what is lod and loq

3 11612

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 ?

Wockhardt,

3669

what is the difference between contract research organisation and api&bulk industry

1 2944

is gvk or aurobindo best? which one is best. i have heard gvk not good for freshers is it right?

2 6715

what is the difference between hot air oven and vacuum oven? why you are using vacuum for some products

Alkem Labs, Cipla,

6 35669

What is the b/W dead volume and dwell volume ?

2 14519

why r u using hplc grade solvents

4 12908

Why do we use sodium salicylate for Calibration TLC Cabinet U.V Lamps

Matrix, Spar Labs,

3 24737

How do you show that equal quanitities of two isomers provide the same response using a PDA

1 6294

what is GLP? Which industries it requried?

Aurobindo, AXIS Clinicals, GVK,

1 12538

How can we separate Urea & semicarbazide in single HPLC method ?

2 7281

What is the calibration procedure for Malvern MS2000 particle size analyzer and acceptance criteria?

Reddy Labs,

2 6106

Un-Answered Questions { Chemistry }

How is arsenic produced?

1060

Why ph scale range is 14?

1105

Normally entropy is expressed as q/T. But, work and heat have same unit. Why can't it be replaced by work?

2258

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

2426

What are the other ways in which chemists can manipulate the properties of polymers? : Polymer Chemistry

1186

How to compare XRD graphs against standard and carry polymorpism study of API's by powder XRD method?

3864

In performance Check of GC Why Hexadecane Peak is Considered

3045

Does ethylene polymerize under mild conditions in the absence of a catalyst? : Polymer Chemistry

1241

WHAT IS THE CRITERIA FOR SELECTION OF TIME OF DISSOLUTION AND THE MEDIUM OF DISSOLUTION?

2578

Actinium has potential applications in cancer treatment. Could you elaborate on how Actinium-225 is used in targeted alpha-particle cancer therapy?

664

which situation gc hs and gc als require to use?

793

What is the role of silver sulphate?

1122

in api coa contains only process impurities and in product coa contains degradation impurities?

701

Name the element does the symbol au stand for?

1026

What are the primary considerations in extractables and Leachables ?

2277

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