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

Defros M11 Preservative

Defros M11 Preservative is a high-performance, broad-spectrum biocide from the Defros antimicrobial series, specifically formulated for water-based industrial systems. It effectively controls bacteria, fungi, and algae without formaldehyde or isothiazolinones. Ideal for paints, coatings, adhesives, and metalworking fluids, it ensures long-term stability and compliance with global regulatory standards including EU BPR and EPA guidelines.
  • defros m11 preservative_0064d07a
  • defros m11 preservative_0064d07a

Features Of Defros M11 Preservative

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

  2. pH-stable performance across a wide range of 3.0–10.0, ensuring compatibility with diverse formulations.

  3. Low toxicity profile and favorable environmental safety profile per OECD guidelines.

  4. Excellent thermal and hydrolytic stability during processing and long-term storage.

  5. Non-volatile and non-irritating, supporting compliance with major cosmetic and industrial preservative regulations.

Typical Applications Of Defros M11 Preservative

  1. Aqueous-based paints and architectural coatings.

  2. Industrial metalworking fluids and cutting oils.

  3. Water-based adhesives and sealants.

  4. Construction additives including grouts, mortars, and cementitious slurries.

  5. Personal care products such as shampoos, body washes, and liquid soaps (within recommended use levels).

Specifications Of Defros M11 Preservative

Chemical TypeMixed isothiazolinone derivative system
Product FormClear to pale yellow liquid
AppearanceHomogeneous, free from visible particles or sediment
Primary ApplicationsPreservation of water-containing industrial and consumer formulations
Key FeaturesBroad-spectrum efficacy, low odor, high solubility in water
BenefitsExtended shelf life, reduced microbial spoilage risk, regulatory acceptance in EU and North America
pH Range (for optimal stability)3.0 – 10.0
Storage ConditionsStore in original container at 5–30°C, protect from direct sunlight


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