Benzisothiazolinone (BIT-20)

Benzisothiazolinone (BIT-20)

Benzisothiazolinone (BIT-20)

  • INCI Name:           Benzisothiazolinone 
  • Chemical Name: 1,2-benzisothiazolin 3-one
  • CAS No:              2634-33-5  

Benzisothiazolinone (BIT-20) is a 20% aqueous dipropylene glycol solution of 1,2-Benzisothiazolin-3-one. It is a broad spectrum, formaldehyde-free, in-can biocide for the preservation of industrial water-based products against spoilage from bacteria, yeast and fungi.

BIT-20 is effective against a wide range of microorganisms including gam positive and gram negative bacteria, yeast and fungi and compatible with most raw materials used in the manufacture of industrial products.

BIT-20 is effective against a wide range of spoilage organisms and effective over a wide PH and temperature range. BIT-10 should be the biocide of choice for products with PH>8 and production temperatures of >40C.

Uses & Applications

In-Can Preservation

  • Synthetic polymerization emulsion
  • Latex paint
  • Water based adhesive
  • Household products (clothing detergents, fabric softeners, dishwashing detergents, floor and wall cleaners, surface cleaners, window cleaning, floor polishing and waxing, shoe polish, etc.)
  • Tape cross-linking compound
  • Ink
  • Paper coating composition
  • Metal cutting fluid
  • Agricultural pesticide products
  • Waterborne ore and pigment paste
  • Leather treatment solution (protected during the treatment of fresh bare leather that is kept for short periods of time.)

Product Details of Benzisothiazolinone (BIT-20)




1000kg/IBC Tank




20% BIT dipropylene glycol aqueous solution


Yellow or light brown solution


20% (w/w)

10% solution pH value


Viscosity (25℃), Brookfield 3 # rotor, 12 rpm / min:


300 mesh sieve residue (100% by weight)

Max. 0.1


Boiling without flashing

Shelf Life

24 months

Download Data Sheet

Technical Data Sheet –Benzisothiazolinone (BIT-20)

Material Safety Data Sheet– Benzisothiazolinone (BIT-20)

Related Products

The active ingredient of CMIT/MIT is Methylchloroisothiazolinone and Methylisothiazolinone with a mixture of 3:1, the total concentration is 14%, also known as Kathon.

Benzisothiazolinone (BIT-20S) by Quzhou Ebright Chemicals Co.,Ltd is a 20% water dispersion of 1,2-Benzisothiazolin-3-one, which is equivalent to Rocima BT NV2.

CAS :3380-34-5
Triclosan is world widely praised as a broad spectrum, efficient, security and non-toxicity antibacterial.

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