why we multiply 1000 in the determination of kf factor ?
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Answer / ghanshyam
What is the reason of vapour formed, when water added in conc. H2SO4 ?
Show actual reaction between them
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Answer / tejas
Bcz when water and sulphuric acid mix the temperature of solution going high .it's a exothermic reaction
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why ur using toulene in hexane in u.v calibration?
3 Answers Biological.e.limited, Cipla,
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,
Related substance method equivalency on control sample or spiked sample?
In gas chromatographic analysis sometimes we use headspace, why it is required instead of manually injection?
What is the difference between the optics of UV and PDA Detectors ?
what is peak purity? how may types of methods to determine peak purity?
Why forced degradation studies are performed in hplc method validation?
How we fix the validity period of a Normal solution and re-standardization due date
What is Stray light ? & what is the IMP of this
what is weight veriation in pharma industry ? plz explain me
Tell me something about Vitamin A test method by HPLC
how to pepare 6.8 pH phosphate buffer