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Solubility is the capacity of the solvent to dissolve a solute. Solutes may differ in both the extent and the rate at which they dissolve in a solvent. The solubility of one substance in another is a measure of the…
Testing of identity, strength, quality and purity of pharmaceuticals such as drug substances, excipients and products requires them to be compared with a substance which is highly purified and characterized. The US Pharmacopeia (USP) defines reference standard materials as "highly…
The tablets manufactured by a firm needs to be sufficiently hard to bear the shocks experienced during their packing and transit. Measuring tablet hardness does not reliably indicates the tablet strength as too hard tablets also experience capping or lose…
Pharmacopoeia is the word derived from the ancient Greek φαρμακοποιΐα (pharmakopoiia), from φαρμακο- (pharmako-) ″drug″, followed by the verb-stem ποι- (poi-) ″make″ and finally the abstract noun ending -ια (-ia). These three elements together can be rendered as ″drug-mak-ing″ or…