When one mentions or asks for a dissolution tester, immediately the following apparatuses come to mind: paddle, basket (rotating or reciprocating) and flow-through. The question is why are these apparatuses known as dissolution testers? How do these apparatuses measure and describe the dissolution (characteristics) of a drug product? Consider the question in another way. An analyst has a tablet product, e.g., of acetaminophen, and would like to determine dissolution characteristics of the tablets. Can any one of these testers provide the answer, maybe not? … (Link for full article)