Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Dow ROCIMA GT Biocide

Dow ROCIMA GT Biocide is a high-performance, broad-spectrum antimicrobial agent from Dow’s ROCIMA™ portfolio, designed for industrial water treatment and preservation. It effectively controls bacteria, fungi, and algae in cooling systems, metalworking fluids, and process waters. Featuring stable isothiazolinone chemistry, it delivers long-lasting protection with low dosing and excellent material compatibility.
  • dow rocima gt biocide_3e1a2042
  • dow rocima gt biocide_3e1a2042

Features Of Dow ROCIMA GT Biocide

  1. Broad-spectrum biocidal activity against bacteria, fungi, and algae.

  2. Stable in high-hardness water and tolerant to common industrial water treatment additives.

  3. Low foaming formulation suitable for high-shear and recirculating systems.

  4. Compatible with anionic, nonionic, and cationic surfactants commonly used in process fluids.

  5. Effective at low dosing rates (typically 50–200 ppm), supporting cost-efficient microbial control.

Typical Applications Of Dow ROCIMA GT Biocide

  1. Industrial cooling water systems including open recirculating towers and closed loops.

  2. Process water circuits in paper manufacturing and pulp mills.

  3. Emulsion-based metalworking fluids and cutting oils.

  4. Paint and coating formulations during production and storage.

  5. Adhesives, sealants, and latex-based construction chemicals.

Specifications Of Dow ROCIMA GT Biocide

Chemical TypeIsothiazolinone-based blend (active ingredients: 2-methylisothiazolin-3-one and 5-chloro-2-methylisothiazolin-3-one)
Product FormAqueous solution
AppearanceClear, light yellow liquid
pH (as supplied)2.5–4.0
Density (20 °C)1.08–1.12 g/cm³
Active Content1.5% w/w total isothiazolinones
Freeze PointApprox. –5 °C
Storage Stability≥12 months at 5–30 °C in original unopened container


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