The Hanson Precision USP Vessels has been an industry standard for many years. Hanson’s vessels are made of borosilicate glass, and they meet all requirements, as described in USP vessel dimensions and all ASTM requirements.

The new Vision “Easi-Lock” precision vessel is designed for Vision Classic 6 and Elite 8.

The rim on the “Easi-Lock” precision vessel is designed with a locking mechanism so the vessel can easy and simple be locked in place on the dissolution bath. The rim is made of CPVC and is very robust.

Easi-Lock precision vessels are serial numbered and comes with a USP Certificate of Conformity (COC).


Dissolution testing determines the release rate of an active pharmaceutical ingredient in tablet or capsule form as it dissolves into solution.​


Diffusion testing is a release rate test of an active pharmaceutical ingredient in semisolid form as it permeates through a skin-like membrane into solution.​

Physical testing

​Physical testing refers to the monitoring of physical characteristics of a drug product, typically oral dosage forms such as tablets and capsules.

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