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"Since 1963 the name Prom has been synonymous with innovative chemistry and product quality. During this time we have been suppliers of biocides and speciality chemicals, while remaining a fully independent, family owned company.

Drawing on over 55 years of scientific expertise we possess the core chemistry to manufacture 1,2-Benzisothiazolin- 3-one, BIT, and other biocide actives. With an emphasis on research and development, we aim to provide superior biocide solutions to a wide range of industries.

Working closely with our customers, both scientifically and commercially, is of fundamental importance to us. The combination of technical expertise and customer focus has enabled Prom to become an important supplier of biocides world wide. With offices and manufacturing units across the globe, and an international network of agents and distributers we are a global supplier.

Prom is dedicated to on-going investment in manufacturing, product development and regulatory compliance world wide."

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Prom Biocides PROMEX

Promex™ MIT10 is a broad spectrum aqueous formulation consisting of 2-methyl-4-isothiazolin-3-one .


PROMEX™ MIT10

PROMEX™ α BM OPTIMA is a aqueous solution of 15% 1,2-Benzisothiazolin-3-one + 5% 2-Methy-4-isothiazolin-3-one.

PROMEX™ α BM OPTIMA

Promex™ OIT14 is a broad spectrum biocide formulation consisting of a 14% glycolic solution of 2-octyl-2H-isothiazolin-3-one. It is frost stable to -5°C. It is manufactured to the highest purity standards.


PROMEX™ OIT14

PROMEX™ α BIT 20 is a aqueous solution of 20% 1,2-Benzisothiazolin-3-one.

PROMEX™ α BIT 20

PROMEX™ α BM 1010 is a aqueous solution of 10% 1,2-Benzisothiazolin-3-one + 10% 2-Methy-4-isothiazolin-3-one

PROMEX™ α BM 1010

Promex™ Na20TS is a broad spectrum preservative. It is a zero VOC solution of 20% 1,2-Benzisothiazolin-3-one frost stable to - 5°C.


PROMEX™ Na20TS

Promex™ TCO is Exterior Dry Film Biocide. It is a VOC free combination designed to protect surface coatings from fungal and algal growth. Formulated as an aqueous dispersion of N'-tert-butyl-N-cyclopropyl-6-(methylthio)- 1,3,5-triazine-2,4-diamine (Terbutryn), 2-n-Octyl-4-isothiazolin-3-one (OIT) and Carbendazim. It is manufactured to the highest purity standards using modern dispersion technology techniques.


PROMEX™ TCO

PROMEX™ 20D has zero VOC and is a aqueous dispersion of 20% active 1,2-Benzisothiazolin-3-one (BIT).

PROMEX™ 20D

Promex™ Na20S is a broad spectrum preservative. It is a glycolic solution of 20% 1,2-Benzisothiazolin-3-one frost stable to -5°C.


PROMEX™ Na20S

Prom Biocides

"Since 1963 the name Prom has been synonymous with innovative chemistry and product quality. During this time we have been suppliers of biocides and speciality chemicals, while remaining a fully indep

Prom Biocides - Speciality Chemical - Cleaning - Knowde

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Industrial Additives & Materials - Prom Biocides - Knowde

Promex™ IPO is a biocide combination designed to protect dry powder and liquid coatings from fungal growth. PROMEX™ IPO contains an optimized blend of 2-n-Octyl-4-isothiazolin-3-one (OIT) and 3-Iodo-2-propynylbutyl carbamate in glycol. It is manufactured to the highest purity standards.

PROMEX™ IPO

3(2H)-Isothiazolone, 2-octyl-

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