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

Dow ROCIMA 623 Biocide

DowROCIMA623BiocideisapremiumindustrialbiocidefromDow’sROCIMAsolutionsseries,designedforcontrollingmicrobialgrowthinwater-basedsystemslikecoolingtowersandprocesswaters.Itoffersbroad-spectrumprotectionagainstbacteria,fungi,andalgae,withexcellentstabilityandlowdosagerequirements,enablingreliable,long-termpreservation.
  • dow rocima 623 biocide_790b7ad0
  • dow rocima 623 biocide_790b7ad0

Features Of Dow ROCIMA 623 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 oxidizing biocides for synergistic control in challenging microbial environments.

  5. Designed for continuous or intermittent dosing with predictable residual activity and minimal corrosion impact.

Typical Applications Of Dow ROCIMA 623 Biocide

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

  2. Process water circuits in paper & pulp manufacturing.

  3. Recirculating water in metalworking fluid sumps and central systems.

  4. Industrial wastewater treatment basins and biological nutrient removal (BNR) units.

  5. Make-up water lines and closed-loop heat exchange systems.

Specifications Of Dow ROCIMA 623 Biocide

Chemical TypeHeterocyclic nitrogen compound (isothiazolinone-based)
Product FormAqueous solution
AppearanceClear, light amber liquid
pH (as supplied)3.0 – 5.0
Density (20 °C)1.08 – 1.12 g/cm³
Solubility in WaterCompletely miscible
Primary ApplicationsNon-oxidizing biocide for industrial water treatment
Key FeaturesBroad-spectrum, low-foaming, pH-stable, oxidant-compatible


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