What is the thickness of polystyrene film?
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In partical size by malven,which parameter is generlly change for development of dry and wet method.
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How can we calculates the solubility of the drug in different medias by injecting in to hplc????(solubility studies)
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What is a base line?
Why we are using only KBr in IR spectrometer why not KCl
what is principle of XRD?
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how to prepare 25 ppm acetone. explian with formula
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