why we measure PH of a solution in PH only why not POH ?

1 Answers   Stellence Pharm Science,

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How will decide to use HPLC OR GC for developing method for unkown compund

5 Answers  

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wt is rsd in and explain

4 Answers   Cadila, Reddy Labs,

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Why a1% value is used for some product ? What is the criteria for selection a1% value ?

0 Answers   Zim Laboratories,

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how can you decide API molucule acedic or basic compound by test?

2 Answers   Posh Chemicals,

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when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.

0 Answers   ABC,

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IN DISSOLUTION TEST S1AND S2 AND S3 CONDITIONS ALL ARE FAILED THEN WHAT IS THE DESSICION U CAN TAKE

12 Answers   Cipla,

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How do you increase the number of theoretical plates?

1 Answers   Cipla,

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When recording an IR spectrum in the lab, we take no special precautions to account for the presence of oxygen, nitrogen, or argon in the air. What are the consequences of this?

1 Answers  

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How you will select the runtime in HPLC for a drug in method development.

6 Answers   Aurobindo, GVK, Lesanto Laboratories,

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what is different between volumetric solution and general solution

1 Answers  

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how can we decide the limit of cleaning validation? What is the criteria for it?

2 Answers   Glenmark,

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