Answer / msj

In API synthesis using water as final purification steps,check the water content and in spec also will mention water content.but some of the api's usd solvents for purification purpose.these solvents pick up the moisture frm atmospear at purification time and some of apis having more hygroscopicity nature these two conditions will check moisture content.in spec will mentioned moisture content.water content and moisture content analysis is same.

In pharmacopeal solibility parameter of a material, is et essential to test all paramete? If 70-75% parameter passes can we assess that the material is satisfactory or not?

1 Answers   Aurobindo,

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if peak get problamatic then what require to do?

0 Answers  

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What is the formula for relative diffrence for standard solution in solution stability in validation?

0 Answers  

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what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

0 Answers   Graviti Pharmaceuticals,

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which procedure we follow if 6th month of accelerated sample fail?

1 Answers   Dr Reddys,

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Why the same type of columns showing different RT for a single product?

6 Answers  

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why SGF media used for dissolution . What is the use of it .can we use other media of lower pH instead ot this?

1 Answers  

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if the purity is 99.9%,is need to do assay?

3 Answers   Reddy Labs,

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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 conductivity of hplc grade water?

4 Answers  

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Which detector is used in uv-vis spectrophotometer?

1 Answers   Glenmark,

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what is the difference between potentiometric assay and hplc assay

2 Answers   Parabolic,

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