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

Lonza PROXEL AQ Preservative

Lonza PROXEL AQ Preservative is a broad-spectrum, formaldehyde-releasing biocide from Lonza’s PROXEL® series, designed for aqueous industrial formulations. It effectively controls bacteria, yeasts, and molds in paints, coatings, adhesives, and cleaning products. Offering excellent thermal and pH stability, it ensures long-term preservation with low odor and minimal impact on product performance.
  • lonza proxel aq preservative_651371fa
  • lonza proxel aq preservative_651371fa

Features Of Lonza PROXEL AQ Preservative

  1. Broad-spectrum antimicrobial activity against bacteria, yeasts, and molds.

  2. pH-stable performance across a wide range of 4–10, ensuring compatibility in diverse formulations.

  3. Low toxicity profile with favorable regulatory status for industrial and consumer applications.

  4. Excellent water solubility and formulation stability without compromising product aesthetics or performance.

  5. Non-oxidizing chemistry, minimizing risk of corrosion or degradation in sensitive systems.

Typical Applications Of Lonza PROXEL AQ Preservative

  1. Water-based paints and coatings.

  2. Adhesives and sealants.

  3. Construction chemicals including grouts, mortars, and tile adhesives.

  4. Industrial cleaning formulations.

  5. Textile auxiliaries and dye baths.

Specifications Of Lonza PROXEL AQ Preservative

Chemical TypeIsothiazolinone-based biocide (mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one)
Product FormAqueous solution
AppearanceClear, colorless to pale yellow liquid
Active Content1.5% w/w total isothiazolinones
pH (1% aqueous solution)2.5–4.5
Density (20°C)1.01–1.03 g/cm³
SolubilityCompletely miscible with water
Primary ApplicationsPreservation of water-based industrial products


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