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

Schülke K350 Preservative

Schülke K350 Preservative is a broad-spectrum, formaldehyde-free biocide from Schülke’s K-Series, designed for industrial water systems. It effectively controls bacteria, fungi, and algae while maintaining stability across pH 6–9 and temperatures up to 60°C. Ideal for cooling towers, process water, and metalworking fluids, it offers low toxicity and easy handling with minimal environmental impact.
  • sch lke k350 preservative_91d8eb38
  • sch lke k350 preservative_91d8eb38

Features Of Schülke K350 Preservative

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

  2. pH-stable performance across a wide range of formulations (pH 3.0–9.0).

  3. Low toxicity profile with favorable environmental and regulatory acceptance (e.g., compliant with EU Biocidal Products Regulation for specific product types).

  4. Excellent compatibility with anionic, nonionic, and amphoteric surfactants.

  5. Effective at low use concentrations, supporting cost-efficient preservation strategies.

Typical Applications Of Schülke K350 Preservative

  1. Household and industrial cleaning products (e.g., liquid detergents, disinfectant wipes).

  2. Personal care formulations including shampoos, body washes, and liquid soaps.

  3. Water-based paints and coatings requiring long-term microbial stability.

  4. Car care products such as interior cleaners and glass cleaners.

  5. Automotive and metalworking fluids where bacterial control is critical.

Specifications Of Schülke K350 Preservative

Chemical TypeBlend of isothiazolinones and synergistic preservative agents
Product FormClear to slightly hazy aqueous solution
AppearanceColorless to pale yellow liquid
Primary ApplicationsPreservation of water-based industrial and consumer products
Key FeaturesBroad-spectrum efficacy, pH robustness, low odor, high solubility
BenefitsExtended shelf life, reduced risk of spoilage, regulatory compliance support
Storage ConditionsStore in original container at 5–25°C; protect from freezing and direct sunlight
Shelf Life24 months from date of manufacture when stored properly


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