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Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

why water content test performed

1 6191

What is peak purity and response factor in chromatographic analysis? Why we required to find out response factor?

2 7356

What are modes of quantification in related substances

Hospira,

2163

what is the source of ir spectroscopy

CTX Life Sciences, Mylan,

2 7504

Difference Between End Cap HPLC Column and Non End Cap Column

2 14689

Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

Petronas, Shanghai Ocean University,

1915

How would you decide dissolution medium for NCE compound of class I drug

2256

What is the principle of hplc detectors like.. UV detector,flurosence detector, RID?

Cipla,

2918

What is the principle of Thermal conductivity detector and FID?

Cipla,

2731

why 6 tablets use for dissolution

Cadila, IPCA, SUN, Teva Pharmaceuticals,

1 4630

What is the limit of minimum area in in hplc RS anlysis

Lupin,

1 5433

how many types oos and oot

1 4777

what is icdas abbrivation

1 6394

Why should we use Potassium iodide and Hydrochloric acid during preparation of Iodine Molar solution?

1 3939

How can you calculate manually "Slope" in pH calibration?

Hetero,

2 21984


Post New Analytical Chemistry Questions

Un-Answered Questions { Analytical Chemistry }

How to calculate coreletion coefficient

1713


calibrtion procedue of LC-MS

2709


acceptance criteria for lod & loq by standard deviation of response and slope??

2591


How can I develope method of dissolution by HPLC OR UV

2408


If combination product how require to identify which imp is of which api?

839


Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?

741


how will you do the prep for unstable componds?

2024


all types of questions asked at the cipla interview

4683


we can use expired sample for validation and analyst qualification?

810


How require to develop GC method? how to select diluent, GAS, column selection and other chromatographic conditions?

734


What is a difference between potency and purity?

1220


what is the extinction coefficient for Indomethacin or at 319nm wave length.

4071


if you given one product then which tests you will perform?

707


Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.

2865


Loss of linearity in tkn analysis, possible reasons?

1315