Organic Chemistry Interview Questions
Questions Answers Views Company eMail

what is functionality of polymer? how can we get theoretical and practically?

Atul, Domax, Mohrish Pharmaceuticals,

1107

What is the accepted microbial load in APIs as per USP.........?

1159

what are the checklist need to maintain in API manufacturing area as per USP requirements.......?

1527




Purified water Microbial load limits as per USP..........?

1 2477

why antharacene use hplc calibration

ITC Infotech,

1 1748

hardness of distilled water

Parabolic, CAPL,

1 3567

Why a Na lamp is used in a polarimeter ?

ZCL Chemicals, Akums,

1 1700

why are prepare daily working standard in ft ir

1416




hplc assay limit 98.0 to 105 why

Aurobindo, Hetero,

2 9832

uv,ri,pda detactor principles ?

Aurobindo, Mankind, ZCL Chemicals,

1 1979

ex:this product used c18 column but same product used c8 column what happend ?

Hygro Chemicals,

2 3847

what are stereomers? how are they classified?

Reddy Labs, MSN,

1959

why we not use caffeine at 205nm for hplc calibration?

Alkem Labs,

1868

why we use 254nm for caffeine analysis as it having maxima at different wavelength?

Alkem Labs, Ahlcon Parenterals,

1 2968

whenever kf titration is done that time one result is high and second one lower  results what to do.

Laurus, Invochem Laboratory,

2 2896


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Un-Answered Questions { Organic Chemistry }

why are prepare daily working standard in ft ir

1416


What is the accepted microbial load in APIs as per USP.........?

1159


What is the difference between the photochemical reaction and photo-dynamic reaction?

1238


Why we are use glass viscometer, and what is calculation manual calculation formula as per USP. How many types of viscometre in glass type viscometer.

995


What precaution u take when doing rs preparing

756






How will you determine OH of organic compound ?

427


what is the purpose of using cyclhexane in synthesis?

2148


What is use of acetonitrile compare to methanol in RP-HPLC Method development?

507


How to find peaks in ftir chromatography

189


discuss the diffrent types of chromatography and their uses. In not more than 10 papers oc not less than 8 papers

775


why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength

1259


Which form of Sucores is harmfull to humans ?

1000


what are the checklist need to maintain in API manufacturing area as per USP requirements.......?

1527


what things are suitable for investigatory project?

1417


Arrange the following in their increasing polarity order Carboxylic acid, hydroxyl, phenyl, amino and aldehyde

309