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 kf principal

Dr Reddys, Indian Immunologicals,

5 14545

What do you mean by potency in Analytical industry

3 9547

Did anybody have method for acetyl cysteine effervescnce tablet

2298

What are the primary considerations in extractables and Leachables ?

Mylan,

2317

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

4 10927

what is the difference between Hydrochloric Acid & Hydrogen chloride

3 9929

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

Neon, Orchid,

2759

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

Aurobindo, Reddy Labs,

3024

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,

2939

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

4 13672

what is difference between assayand potency

Hetero,

4 12719

What is the difference between GSC & GLC?

3 26184

pda detector mechanism?

DKR, Teva Pharmaceuticals,

1 4032

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

Reddy Labs,

4 10131

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

3 11199

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Un-Answered Questions { Analytical Chemistry }

From where require to take the RLD sample?

804

What is the difference between spectro meter and spectro photo meter?

11618

how pda detector works over uv?

780

in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

887

which batch require to use for analytical method validation?

859

What is third generation HPLC Columns?

2035

How do we fix the sample concentaryion in hplc method development. What is the basis?

1248

why does used dry caffien in HPLC calibration?

2079

what is the origin to prepare standard operating procedure

2401

What is related substance by HPLC impurity limits as per USP?

1153

In IR spectra, generally a molecule vibrates without apply emr or ir light?

2027

how to develop the icp ms method? Application of icp ms?

848

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

2089

WHY pKa value is more important than pH value of the mobile phase in HPLC?

1810

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

824

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