Analytical Chemistry Interview Questions
Questions Answers Views Company eMail

what is classification of elemental impurities? what is risk assement in elemental impurities?

336

what are risk assement in the analytical qbd?

281

why multimedia dissolution require to do?

308

in OSD forms require to use gas chromatography?

326

why require to do water content for drug product?

311

before starting analytical method valodation what you checking? and how giving preference to start validation?

338

in which situation ion pair agent require to use?

265

effect of pore size, pore volume, partical size, column length, carbon load on retention time? what is carbon load? what is the use?

324

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

316

on the basis of bcs class how to proceed the solubility?

278

for which product require to do content uniformity? what is limit of cu?

305

how require to select dissolution media? what is discrimination?

309

if rsd failed then what require to do?

314

if peak get problamatic then what require to do?

313

how you confirm the assay method?

283


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Un-Answered Questions { Analytical Chemistry }

sop of a uv visible spectrophotometer double beam elico model

5345


A ha tc is actual defination of retention time?

1059


what is the structure of DOWEX-50

4921


what is the principle involved in turbidometry and nephelometry ?

3628


can i use hplc detector to uplc and why?

1805






How we performed the force degradation for drug substance, is any specific guideline is available for each parameter(Acidic, basic, oxidation,heat)? what conditions you mentained for above parameters.

1786


Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?

2271


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

317


How to calibration of the uv spectroscopy and its test?

665


why cone formation during dissolution?

317


Did anybody have method for acetyl cysteine effervescnce tablet

1808


for which product require to do content uniformity? what is limit of cu?

305


cefoperozone and sulbactam inj. hplc test method

2125


why we use glass fiber filters use in some situation?

322


how you confirm the assay method?

283