Answer Posted / rajendra baraskar

Delay Volume is the volume between GPV & Detector.
Dead volumn is the volume between sample injector & Column
outlet.

We use Potassium Dichromate solution for the calibration of UV-Visible Spectrophotometer in UV region. My question is to calibrate visible region which solution could be used in photometric accuracy

1324

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how to develop the icp ms method? Application of icp ms?

323

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How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically.

2057

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what are risk assement in the analytical qbd?

289

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If change in specification which parameter require to do for validation? if change in chromtographic condition then which parameter? if api change then which parameter? if change composition then which parameter? if old method not work out then whicj parameter? if additional one impurity added then which parameter of validation require to do on above each conditions? elaborate separately

363

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if your product is soluble in 0.1n hcl and water then which you choose as media from these 2 media?

280

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For standardization of volumetric solutions, acceptance limit for concentration is considered as 10% of nominal concentration and %RSD as NMT 0.2% (for appropriate no. of replicates). But , if %RSD has not met, what should be further action?

1257

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what is the purge flow & how to calculate

1987

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Difference between hlaf and rlaf

1660

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mahagenco syllabus for the post of chemist

5746

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What is the acceptance criteria for moisture balance when calibrated with sodium sulfate

1555

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in hplc chromatogram started from left to right and in uv spectrum started from left to right

473

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What is the purpose of octyl silane columns?

3798

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in sampling of raw material which side is pasted sampled labels

1249

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in dissolution if one bowl got 70 percent 2nd bowl got 80 percent and 3rd bowl got 90 percent then how proceed?

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