This practical decision calculator helps you estimate whether investing in an in-house water activity instrument is financially worthwhile compared with routine testing at an external contract laboratory. By entering a few key assumptions, such as instrument price, expected sample volume, external laboratory cost per sample, internal working time, and annual service costs, you can quickly…
Water activity is broadly used and accepted in the food industry to control both product safety and quality. While for the pharmaceutical industry water activity has been well established to have the same efficacy, it has not yet been broadly used. USP has developed USP <922> Water Activity as an official method for measuring water…
Topical products represent a large sub-industry of both the pharmaceutical and cosmetic industries. They include a variety of functions and form factors. Creams are described as semi-solid emulsion of oil and water that is thicker than lotions and are typically used to deliver a functional ingredient. Lotions are also emulsions but are usually thinner and…
This powerful but under-used quality parameter is gaining interest in the Cosmetic Industry with the release of ISO 29621 The cosmetic industry is valued at $511 billion with hundreds of brands and product types. The product range is immense covering everything from soap and shampoo to eye liner and eye shadow. Each of these products…
