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Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO4
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Because sulphates are more stable at 800 degrees when compared with chlorides and nitrates
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What should be the precision for HPLC during technology transfer?
In Number of Theoretical Plates (N) = 16 (tr/w)2. where tr: retention time, and W: peak width. My Question is here in formula what is 16.Can u explain briefly? ---Veerabhadrarao.M
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why ph is between 0 to 14
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Which Pharmacopiea follow calibration of HPLC,GC
What is the Defination of Tapdensity ?
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How to calculate lamp energy in hplc?
what is principle of XRD?
various methos to calculate precision in validation methods in HPLC?
what is the meaning of ventillation in HPLC?
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In UV calibration we use Holmium perchlorate solution made in 1.4M perchloric acid The question is that 1.4 M perchloric acid we make is it in water or glacial acetic acid?
What is the Baseline in HPLC.
which brands GC coloumn available in market
Organic Chemistry 
