Answer / ramjane

Since it gives monochromatic light at 589 nm

Answer / dhanalakshmi

Highly accurate readings

Answer / kalyan(neuland)

it gives high wavelength range 589nm.

Answer / abinisha

na s monochromatic

Answer / guest

to get desired wavelength

Why Na lamp is used in polarimeter?

5 Answers   Vimta Labs,

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stability study is going on up to 3years for famotidine-USP but the pharmacopeia is revised and tlc test is replaced with hplc test. At the 4th year frequency the product is failed in hplc test .how can i assain the expiry or retest date and can i stop or continue the programme?

2 Answers   Nakoda Chemicals,

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What is the purpose & importance of using the polystyrene film in ir calibration?

3 Answers   Vimta Labs,

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what is the effect of injection volume calculate flow rate in perkin elmer headspace? (ccm parameter in HS)

1 Answers  

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what is mean by dissolution hydrodynamics?

0 Answers  

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acceptance criteria for lod & loq by standard deviation of response and slope??

0 Answers  

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What is Specificity ?

8 Answers   Dr Reddys,

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If vendor having more imp than monograph then how to proceed? and how to set spec?

0 Answers  

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How to start the dissolution development for unknown tab?

0 Answers   IPCA,

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why we are taking 89ml concentrated HCL for preparing 1N HCL

3 Answers  

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for which type of applications gas chromatography is used?

2 Answers  

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in hplc calibration we are using 0.05% acetone why we are using that one and what happen when its conc increases or decreases

4 Answers   Aurobindo, Cadila, Martin,

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