Which column is more polar, C8 or C18?
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What is mean by PDR?
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calibrtion procedue of LC-MS
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Why perchloric acid used for potentiometric titration
WHAT IS THE PARAMETER FOR THE SELECTION OF MOBILE PHASE IN HPLC?
in which situation require to take incident in validation?
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if you get peak in blank then what require to do?
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Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?
analytical method validation require to with respect to release specification or shelf life specification?
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?
in gas chromatography what is the difference between gas flow rate and average linear velocity ?