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

Clariant Dodigen 1611 Biocide

Clariant Dodigen 1611 Biocide is a high-performance, broad-spectrum biocide from Clariant’s Dodigen series, formulated for industrial water treatment. It effectively controls bacteria, fungi, and algae in cooling towers, process waters, and preservative applications. Featuring stable isothiazolinone chemistry, it offers rapid kill, low dosage efficiency, and compatibility with common water treatment additives—ideal for demanding, high-pH, or oxidant-rich systems.
  • clariant dodigen 1611 biocide_5707364c
  • clariant dodigen 1611 biocide_5707364c

Features Of Clariant Dodigen 1611 Biocide

  1. Broad-spectrum efficacy against bacteria, fungi, and algae in industrial water systems.

  2. Stable performance across a wide pH range (pH 4–9) and tolerant to common water treatment additives.

  3. Low foaming formulation suitable for high-shear and recirculating cooling water applications.

  4. Compatible with common corrosion inhibitors and scale control agents without compromising biocidal activity.

  5. Non-oxidizing mode of action helps minimize system corrosion and material degradation risks.

Typical Applications Of Clariant Dodigen 1611 Biocide

  1. Cooling water systems in power generation and HVAC installations.

  2. Process water circuits in pulp and paper manufacturing.

  3. Recirculating water loops in chemical and petrochemical plants.

  4. Make-up water treatment for closed-loop industrial cooling towers.

  5. Preservation of process fluids in metalworking and coating operations.

Specifications Of Clariant Dodigen 1611 Biocide

Chemical TypeIsothiazolinone-based non-oxidizing biocide
Product FormClear to slightly hazy aqueous solution
AppearancePale yellow liquid
pH (1% w/w aqueous solution)3.0 – 5.0
Density (20 °C)1.08 – 1.12 g/cm³
Active Ingredient Content1.6 ± 0.2% w/w total isothiazolinones (DIDP + BIT)
SolubilityMiscible with water in all proportions
Storage Stability≥ 24 months at 5–30 °C in original sealed container


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