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

Analytical Chemistry Interview Questions

Questions Answers Views Company eMail

wen v have polr solvent then which type of column use in hplc

2 8117

What is Threshold in hplc?

Hetero,

2 20547

Why we use Caffeine in hplc calibration

Emcure, Laurus,

2 13510

what is the meaning of stress study?

Reddy Labs,

2 5171

what is the difference between potentiometric assay and hplc assay

Parabolic,

2 18436

why we are using buffer solutionas as a mobile phase in hplc.

2 11498

importance of internal standard and in what conditions it is used?

1 4628

how to selecet an exact coloumn for an new molecule development by hplc how to select exact salt as buffer for new molecule development by hplc what is the the process to select the mode of saparation of compoundes by hplc what is the use of ph of buffer what is use of buffer,ph,organic phase,ans methods how the molecules get saparated in coloumn,

2534

how to select short coloum and long coloumn for new molecule

Rampex Labs,

2361

what is poarimeter, why it is used in pharma,and explain briefly about polarimeter?

GVK,

3 10790

Why KBR is used in IR for preparation of pellete, why it shows zero dipole moment

GVK,

7 15080

what is optical active and non active give examples?

GVK,

1 5058

what is custom fields in waters system?

Akorn India, Aurobindo,

1 8420

my name is santhosh i cmpleted b.pharmacy in 2009 then i went to uk in 2010 to pg diploma business management. after i came back to india.. recently again apply to uk for pharmaceutical analysis. they refused my visa you failed to explain y u r change subject. so plz ineed answer for y change the cource

1 3328

why kbr is used for pellet preparation in ir spectroscopy, give the reasons? why kbr shows zero dipole moment?

6 18234

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Un-Answered Questions { Analytical Chemistry }

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

2342

HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.

2194

Why dissolution test is not performed in all of the products

2489

From where require to take the RLD sample?

714

if content uniformity passing but dissolution varrying then what is next step?

818

How to set specification of assay, fisdolution and related substances?

828

if you have given one product then how you determine the impurity in that?

691

Why only 1.2 million lux hours require in photostability study?

968

What is the difference between purge septum flow and column flow in gas chromatography?

2486

i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2676

what is partion and column chromatography

2307

How we choose the mobile phase for method development.?

1168

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

1720

what are the guidelines for analytical method validations?

1058

How we can identify process related and degradation impurity in single method with short period?

764

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