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

Dow UCARCIDE 250 Biocide

Dow UCARCIDE 250 Biocide is a broad-spectrum, formaldehyde-releasing antimicrobial agent from Dow’s UCARCIDE™ series. It delivers effective microbial control in water-based industrial formulations including paints, adhesives, and metalworking fluids. Designed for long-term preservation, it inhibits bacteria, fungi, and algae with low odor and stable performance across pH 4–10.
  • dow ucarcide 250 biocide_4c6ee2c4
  • dow ucarcide 250 biocide_4c6ee2c4

Features Of Dow UCARCIDE 250 Biocide

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

  2. Stable across a wide pH range (pH 4–9), maintaining biocidal activity under varying process conditions.

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

  4. Compatible with common corrosion inhibitors and scale inhibitors used in closed-loop and open cooling systems.

  5. Non-oxidizing chemistry that avoids oxidative degradation of system components and polymers.

Typical Applications Of Dow UCARCIDE 250 Biocide

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

  2. Process water circuits in petrochemical and refining operations.

  3. Recirculating water systems in manufacturing plants with heat exchangers and towers.

  4. Make-up water treatment for industrial closed-loop systems.

  5. Preservation of aqueous-based metalworking fluids during storage and use.

Specifications Of Dow UCARCIDE 250 Biocide

Chemical TypeIsothiazolinone-based non-oxidizing biocide
Product FormAqueous solution
AppearanceClear, light yellow liquid
Primary ApplicationsCooling water, process water, and metalworking fluid preservation
Key FeaturesBroad-spectrum, low-foaming, pH-stable, non-oxidizing
Storage Stability12 months at 5–30 °C in original sealed container
Density (20 °C)Approx. 1.08 g/cm³
SolubilityMiscible with water in all proportions


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