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

Lonza Lonzaserve 250 Biocide

Lonza Lonzaserve 250 Biocide is a broad-spectrum, non-oxidizing microbicide designed for industrial water systems. Featuring isothiazolinone chemistry, it effectively controls bacteria, fungi, and algae in cooling towers, process water, and oilfield applications. The formulation ensures rapid kill, long-lasting residual protection, and compatibility with common water treatment chemicals. Trusted globally for reliability and regulatory compliance.
  • lonza lonzaserve 250 biocide_b8c4fa57
  • lonza lonzaserve 250 biocide_b8c4fa57

Features Of Lonza Lonzaserve 250 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 varying temperature conditions.

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

  4. Compatible with common corrosion inhibitors and scale control agents in formulated treatment programs.

  5. Non-oxidizing chemistry that avoids interference with oxidant-based monitoring and control systems.

Typical Applications Of Lonza Lonzaserve 250 Biocide

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

  2. Process water circuits in paper & pulp manufacturing facilities.

  3. Recirculating water loops in chemical processing plants.

  4. Make-up water treatment in closed-loop industrial cooling systems.

  5. Prevention of biofilm formation in heat exchangers and condenser tubes.

Specifications Of Lonza Lonzaserve 250 Biocide

Chemical TypeIsothiazolinone-based biocide (active ingredients: 2-methylisothiazolin-3-one and 5-chloro-2-methylisothiazolin-3-one)
Product FormAqueous liquid solution
AppearanceClear, pale yellow to amber liquid
pH (as supplied)2.5 – 4.5
Density (20°C)1.08 – 1.12 g/cm³
SolubilityMiscible with water in all proportions
Primary ApplicationsNon-oxidizing microbiocide for industrial water treatment
Storage Stability≥12 months at 5–30°C in original unopened container


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