How does Air Techniques monitor Chemistry quality and performance?

Air Techniques is an ISO 9001certified manufacturer.  As such, the company is required to adhere to a range of Quality Assurance procedures.  Air Techniques Chemistry is subject to continuous testing.  Two types of tests are done: Chemical and Performance.  Chemical testing verifies the ingredient composition of the Chemistry solution.  Performance testing verifies that the Developer actually develops film and that the Fixer actually fixes the film.