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What does theoretical plates number mean?
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In HPLC calibration, caffeine is used as primary standard for wave length calibration due to caffeine is having dual maxima at 273 & 205 nm and one minima at 245 nm. Any body can give reference of these details from any pharmacopeia (with chapter no.) or any other authentic guideline?
Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
Why a1% value is used for some product ? What is the criteria for selection a1% value ?
pharma industries oriented
What is similarity factor?
why cone formation during dissolution?
Why acetonitrile and water are used as extraction solvent when analysis melamine? I thought they are miscible and won't be able to separate...
What is the requirement for brazil in the analytical method vslidation comparr to ich?
how to develop the icp ms method? Application of icp ms?
what parameters we will consider while developing a HPLC method and how we confirm our HPLC method is valid?
Ratio of Water and Acetonitrile(diluent) is not recommended to use in cleaning method validation,why?
if peak get problamatic then what require to do?
why octanol used to determine the partition coefficient ?
why holium oxide prepared in 10% HCLO4 SOLUTION
What is delay volume?
