what is a difference between drug purity and drug potency?
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Answer Posted / amit tiwari
Potency = purity-(LOD/Water content+residual solvents+total
impurities+ ROI)
Purity is a measure of the amount of API present in a sample
compared to those of related substances, impurities,
residual solvents, etc. now another term is purity is carried out by HPLC chromatographic purity and is % area of Main Peak where all peak integrated including all
known peaks due to product
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