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

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

solvents used in NMR

Laurus,

2 7382

what does 'n' stands for in spectroscopy?give the formula.

Laurus,

2507

define beer-lambertslaw.

Laurus,

5 14250

difference between precision & accuracy.

Laurus,

1 11197

formula for %RSD.

Laurus,

4 15340

which chromatographic technique is used for softening hard water?

Laurus,

1 6953

Nitrogen test is used for which chromatography?

Laurus,

1 8093

what are the primary standards of redox titrations?Name any two.

Laurus,

2 9329

In the isomers,enantiomers give the only physical properties present such that no chemical properties present.

Laurus,

2265

mode of absorption in alimentary canal?

Sun Pharma,

2436

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?

Apotex, UPL,

5 21708

why we are use metthanol variously in kfr?why don't use other solutions?

4 12977

when we use capillary and packed columns in gc

Rakshit Drugs,

4 10819

what is the difference between IR and FTIR instrument analysis

2 13166

how can give the expiry period and restadardisation of volumetric solution

Meenaxy Pharma, SRF,

2643

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Un-Answered Questions { Analytical Chemistry }

In which situation we require to prepare the standard solution from sample in Related substance method?

826

how require to set assay concentration for standard and sample?

974

if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

735

which are the diffrent batches in the pharmaceuticals?

863

How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.

2360

How do we quantify crystaline and amarpous forms by using (NMR, XRD)spectroscopic techniques? Which any others instruments are useful for this quantification? explain

2440

What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

2091

What is the requirement for brazil in the analytical method vslidation comparr to ich?

854

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

2474

we can use expired sample for validation and analyst qualification?

864

process of Diclofenac sodium,IP.

2286

WHAT IS THE PURPOSE WE USE HCL, CHOPPER, BURNER, MONOCHROMATOR in AAS? PLEASE EXPLAIN BRIEFLY

2666

what is mean by nitrosamine impurities?

1118

before starting analytical method valodation what you checking? and how giving preference to start validation?

863

how to qualify the impurity?

944

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