Why dissolution test apparatus calibration with salycilic acid tablets was stopped by FDA&USP from the year of 2009?

1 Answers   Aurobindo,

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why we use glass fiber filters use in some situation?

0 Answers  

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How can the GC or HPLC method is selected to determine the impurity profile in drug product?

1 Answers   Ajanta,

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What are the six USP melting point reference standards?

1 Answers  

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how can standardized of HCl of 0.1 N

7 Answers  

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mahagenco syllabus for the post of chemist

0 Answers   MahaGenco, Unimarck Pharma,

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What is linearity in hplc and how to calibration

1 Answers   Aurobindo,

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How to establish relative response factor for hplc. Why it is required?

0 Answers  

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In HPLC Chromatographic separation Resolution equation is Rs = 1.18 (tR2 –tR1)/wh1+Wh2, Where, tR2 and tR1 is run time of eluent ratios of the distances from the point of application to the centers of the spots and the distance travelled by the solvent front from the point of application (retardation factor), and Wh1and Wh2 , is peak width of at half height. What is 1.18 ?

1 Answers  

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If combination product how require to identify which imp is of which api?

0 Answers  

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why we do the calibration of limit of stry light in hplc & uv

1 Answers   Cipla,

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how to develop the shorter run time for pharmacopeial methods having 100 min run time?

3 Answers   Reddy Labs,

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