what is the concept for adjustment of pH in HPLC buffer solution ? a. Common ion effect b. Counter ion effect and explain me, how we adapt this principles & what is the role of these principles in our method

1 Answers   Apex, Pentagon Labs,

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what is the difference of use of LOD test and Karl Fischer titra.?

15 Answers  

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How to set specification of assay, fisdolution and related substances?

0 Answers  

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how to qualify the impurity?

0 Answers  

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Ph meter can show more than 14 ph reading? Why ph range in between 1 to 14 only?

0 Answers  

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What is the difference between the working standard and reference standard?

1 Answers  

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How to interpret XRD graphs against standard and limit for same?

3 Answers   NCL,

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inhouse product is in capsule form in combination and RLD is in tablet form then can we proceed for multimedia CDP? in inhouse capsule product disso is paddle with sinker in release media is there then RLD product in tablet form then with same as paddle with sinker we can proceed n.a.?

0 Answers  

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What is vial equlibriation in Gc?

1 Answers  

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As per OOT for any product what is calculation and how to invetigate the OOT

3 Answers   Aurobindo, Hetero,

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why does used dry caffien in HPLC calibration?

0 Answers   Dishman,

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how pyridine can be analysed other than GC?

1 Answers  

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