Answer / s roy

Sampler, Injector, Column Compartment, Carrier gas and makeup gas flow, FID.

How to fix the concentration for RS by HPLC

10 Answers   Intas, Reddy Labs,

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What is difference between the working standard and reference standard?

1 Answers  

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from compund pka value how to select buffer and column?

2 Answers   Emcure, Zydus Cadila,

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What is method validation in quality control

1 Answers   Alchem,

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

0 Answers   Graviti Pharmaceuticals, Vimta Labs,

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why we use TLC?

8 Answers  

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In HPLC what is Single point threshold, peak purity index and minimum peak purity index? what should be consider for pure peak.

3 Answers  

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How precise should be the linearity in HPLC method validation?

3 Answers   Glenmark,

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we calibrate HPLC once in 6 months while iam doing calibration i came to know that calibration was failed. then how can i justify that the samples analyzed on the system during this 6 months was wright? how can i forward in to the next step for those batches?

5 Answers  

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What is the difference between drug product and drug substance?

1 Answers   Apotex,

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How can v calibrate ftir ? Plz explain me

2 Answers   Cipla,

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Why Holium cholorate used in UV Spectro photometer?

7 Answers   Reddy Labs,

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