Reaction of lipase with a-naphthyl acetate and the subsequent formation of the purple color with Fast Blue B.

 
 
  Part of: Phattanawasin P, Rojanarata T, Piyapolrungroj N (2023) Colorimetric paper-based device for rapid screening of orlistat in weight loss supplements. Pharmacia 70(4): 935-941. https://doi.org/10.3897/pharmacia.70.e108150