Quaternary ammonium salts comprise the active ingredients in fabric softener, the cost and performance of which can be assessed only by determining their presence with accuracy. This Application Note ...

Fabric softener contains quaternary ammonium salts as its active ingredient, and therefore its cost and performance are evaluated by accurately measuring the amount of these salts. This article ...

Researchers at Shandong Second Medical University have developed a dimethyl quaternary ammonium derivative of harmane that shows strong potential for attacking the bacterium through diverse mechanisms ...