5-Chloro-2-methyl-4-isothiazolin-3-one-2-methyl-4-isothiazolin-3-one mixt.

Kathon CG (CG = cosmetic grade) is a 3:1 mixture of CMI and MI, at a 1.5% concentration. It is used for cosmetics and toiletries, metalworking fluids or paints, in which it can be added only periodically or in color film developers. Kathon 886 MW (MW = metalworking fluids) is a mixture CMI/MI mixture at a 13.9% concentration, mainly contained in metalworking fluids. Kathon FP 1.5 contains MCI/MI at 1.5% concentration in propylene glycol. Kathon LX (LX = LateX) contains MCI/MI at a tenfold concentration of Kathon CG. Kathon WT (WT = water treatment) is a MCI/MI mixture used in the paper industry. Parmetol K40, Parmethol DF 12 and Parmetol DF 35, Parmetol A 23, Parmetol K50, and Parmetol DF 18 are other brand names of MCI/MI.