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

what is diffrence between shelf life and expiry date?

1 1801

how you start RS method development when for new product?

780

how you establish the LOQ?

851

in which situation require to use paddle and basket?

798

what is mean by dissolution hydrodynamics?

893

column washing procedure for normal phase and reverse phase?

1 1819

how to convert normal phase hplc to reverse phase and vice versa?

1 3064

if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?

1051

what is mean by extactable and leachable study?

1231

how to calculate elemental impurities?

1089

how you fix the limits of impurities?

898

what is mean by nitrosamine impurities?

1125

if instrument calibration fails then what require to do?

1027

why require the ph, buffer during hplc mobile phase?

925

is it nessesary to do solution stability for 7 days?

823

Un-Answered Questions { Chemistry }

Why is ammonium hydroxide added to the brass solution?

1362

What is molar conductivity?

1100

How does Actinium contribute to our understanding of nuclear structure and properties, and what experiments or studies have been conducted to explore this aspect?

682

why we should take dst factor for below 1%moisture samples

2718

What is buffer?

1160

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

1164

What makes a molecule into organic molecule?

1321

What is the reaction that occurs during the titration?

1138

Write the chemical formula for epsom salts?

1139

How many millilitre is equal to 1 litre and how many microliter is equal to litre?

1154

What is diffrence between extractable volume and deliverable volume? Answer pls

4620

How do you explain the different solvent power of water and other organic solvent?

2791

why does used dry caffien in HPLC calibration?

2083

Fresh form of water is obtained from?

1227

How is hardness of water caused?

1180

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