Answer Posted / raja.s

Usp limit

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

3166

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if you given one product then which tests you will perform?

664

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What if impurity area in control sample coming more as compared to LOQ level of impurity ?

1555

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WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?

1136

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how you start the solubility study?

766

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what is definition of validation? which components are followed give detail?

2292

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If inhouse hplc related substance method is completly diffrent from Usp for finished proďuct with diffrent impurities then how require to prove method equivalecy?

733

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Did anybody have method for acetyl cysteine effervescnce tablet

2198

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how many types of balance calibration test?

2249

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is it nessesary to do solution stability for 7 days?

718

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how much mass should be there in volumetric flask while in preparation of sample for assay? 

2512

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Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?

1796

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How require to perform linearity as per ANVISA? What are the acceptance criteria?

1268

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Please give idea about method development for cleaning method and how maco level establish

694

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If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?

2240

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