why do we have to used saturated ammonia in TLC

3 Answers   Cipla, IPCL, Mylan,

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For titration in anhydrous media with perchloric acide, if lack of titrator, Which indicator is been used for replacement. How calculate pH of test solution to choose suitable indicator?

0 Answers  

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WHEN AN UN KNOWN SAMPLE IS GIVEN TO U,HOW WILL U START THE ANALYSIS(ie FIRST WHICH TEST TO BE DONE,NEXT,THEN NEXT),HOW WILL U DECIDE WHICH TYPE OF ANALYSIS TO BE DONE FOR IT?

2 Answers   Aurobindo,

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How we develop a method by HPLC for unknown compound,if we got three peaks with same response then how we can find out which one is our desired compound's peak without taking help of LC MS.

4 Answers   Apotex, Kemwell,

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What is the difference between GSC & GLC?

3 Answers  

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In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]

1 Answers  

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why we use glass fiber filters use in some situation?

0 Answers  

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what is mean by ambient temperature?

0 Answers  

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pda detector mechanism?

1 Answers   DKR, Teva Pharmaceuticals,

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I want analyze my compound at 325 nm so which standard shall i use to calibrate my HPLC system? How i can assure my hplc detector is suitable or not?

3 Answers   AMRI,

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How to select buffer for HPLC mobile phase

4 Answers   Cadila, Cipla, Lupin,

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What is the difference between Paddle and Basket Why we are using Basket or paddle in dissolution.

7 Answers   Apotex, Cipla, GSK, Intas, Zydus Cadila,

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