How to calibrate glassware against std calibrated glassware?

3 Answers   Cadila, Hetero,

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How to calculation of residual solvent methanol (3000 ppm) standard solution, and how many quantity used of test sample

0 Answers  

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

0 Answers   Apex, BNM, Ranbaxy,

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give tha clarity about peak purity concept

3 Answers   Aurobindo, Reliance Life Sciences,

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what is the Bracketing & Matrixing.

8 Answers   Dr Reddys, Ranbaxy,

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how do you perform reverse enginearing study for drug containing sodium chloride sodium citrate sodium bicarbonate

1 Answers   Strides,

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What is Fourier Transform Spectrosopy?

5 Answers   Aurobindo, Hetero, Lupin,

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what is end capping in hplc coulmn

2 Answers   Lupin, Zydus Cadila,

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what is the purpose of Buffer in any titration?Ex:In determination of hardness of water we use ammonia ammoniachloride buffer in titration with EDTA.Why?

13 Answers   Amity, Prakriti, Sr Comunications,

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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

0 Answers  

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Why Holium cholorate used in UV Spectro photometer?

7 Answers   Reddy Labs,

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HOW TO CALCULATE THE MASS OF UNKNOWN IMPURITY IN LC-MS? AND WHAT IS THE ROLE OF FRAGMENTATION IN LC-MS ?

1 Answers  

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