What is it?
MCI/MI is a widely used preservative.
How can I avoid it?
Avoidance of products containing MCI/MI is accomplished by reading labels. If this substance is not listed, a use test of the product may be done. In the industrial setting, the Material Safety Data Sheet (MSDS) should be reviewed for sources of exposure. Skin protection measures or a job change may be required.
Uses:
- Adhesives and glues
- Skin Care Products / Cosmetics
- Antiperspirants / Deodorants
- Hair sprays, gels, tonics and lotions
- Hair Colorants / “Permanents-Relaxers”
- Make-ups
- Moisturizers
- Nail Polish / Nail Polish Remover
- Powders / Sprays
- Shampoos / Conditioners
- Shaving products
- Soaps / Cleansers
- Wet wipes
- Industrial Products
- Additive in refinery oil
- Biocide
- Color film developer
- Cooling tower water
- Cutting oils
- Detergents
- Diesel fuel
- Glue production
- Household cleaning products
- Jet fuels
- Latex emulsions and paints
- Medical creams and ointments
- Metal working fluids
- Milk sampling
- Moist toilet paper
- Printing inks
- Radiography (X-rays)
- Slime control in paper mills
- Water based paints
Other names for MCI/MI:
- 2 Methyl-4-isothiazolin-3-one
- 5-Chloro 2-methyl-4-isothiazolin-3-one
- Acticide
- Algricide
- Algricid CHSO
- Amerstat 250
- Cl+Me-Isothiazolinone
- Euxyl K-100
- Grotan K
- Kathon 886 MW
- Kathon CG
- Kathon DP
- Kathon LX
- Kathon UT
- Kathon WT
- Metat GT
- Metatin GT
- Paretol
- Parmetol K40
- Parmetol DF12
- Parmetol DF35
- Parmetol A23
Potential cross-reacting/co-reacting substances:
- Benz-isothiazolinine
- Octyl-isothiazolinone (used in anti-fungus for leather processing)