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

Defros CM19 Preservative

DefrosCM19PreservativeisaproductoftheDefrosbrand’sCMseries,specificallydesignedasabroad-spectrumantimicrobialpreservativeforwater-basedindustrialformulationsincludingpaints,coatings,andadhesives.Itoffersexcellentstabilityagainstbacteria,fungi,andyeast,ensuringlong-termpreservationwithoutcompromisingproductperformanceorecologicalsafety.
  • defros cm19 preservative_1cdaa641
  • defros cm19 preservative_1cdaa641

Features Of Defros CM19 Preservative

  1. Broad-spectrum efficacy against bacteria, yeasts, and molds in aqueous systems.

  2. pH-stable performance across 4.0–9.5, ensuring compatibility with diverse formulations.

  3. Low toxicity profile with favorable environmental and regulatory acceptance (REACH-compliant).

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

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

Typical Applications Of Defros CM19 Preservative

  1. Water-based architectural coatings and decorative paints.

  2. Industrial maintenance coatings and protective primers.

  3. Adhesives and sealants for construction and assembly applications.

  4. Printing inks, especially water-based flexographic and gravure formulations.

  5. Construction chemicals including grouts, tile adhesives, and cementitious slurries.

Specifications Of Defros CM19 Preservative

Chemical TypeIsothiazolinone-based blend (active: 5-chloro-2-methyl-4-isothiazolin-3-one + 2-methyl-4-isothiazolin-3-one)
Product FormAqueous solution
AppearanceClear, light yellow liquid
Active Content1.5% w/w (as total isothiazolinones)
pH (1% solution, 25°C)3.0–4.5
Density (20°C)1.02–1.05 g/cm³
SolubilityMiscible with water; compatible with common polar solvents and surfactants
Primary ApplicationsPreservation of water-based industrial and coating formulations


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