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

Schülke Parmetol A28 Preservative

Schülke Parmetol A28 Preservative is a broad-spectrum, water-soluble biocide formulated for industrial applications including metalworking fluids, latex paints, and adhesives. It effectively controls bacteria, yeasts, and molds while offering excellent stability, low toxicity, and compatibility with common formulation ingredients.
  • sch lke parmetol a28 preservative_d86f0bdd
  • sch lke parmetol a28 preservative_d86f0bdd

Features Of Schülke Parmetol A28 Preservative

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

  2. pH-stable performance across a wide range of formulations (pH 3–9).

  3. Low volatility and excellent thermal stability for processing safety.

  4. Compatible with common surfactants, polymers, and emulsifiers in aqueous systems.

  5. Non-oxidizing and non-corrosive to mild steel and aluminum substrates.

Typical Applications Of Schülke Parmetol A28 Preservative

  1. Preservation of water-based metalworking fluids and coolants.

  2. Stabilization of industrial cleaning agents and detergents.

  3. Protection of latex paints and architectural coatings.

  4. Microbial control in adhesives and sealants.

  5. Safety additive in process water systems for manufacturing.

Specifications Of Schülke Parmetol A28 Preservative

Chemical TypeIsothiazolinone-based biocide blend
Product FormAqueous solution
AppearanceClear, pale yellow liquid
OdorCharacteristic mild sulfurous odor
Density (20 °C)1.08–1.12 g/cm³
Active Content2.8 wt% total isothiazolinones
Primary ApplicationsIndustrial water-based formulations requiring long-term microbial stability
Key FeaturesFast-acting, low-dose efficacy with residual protection


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