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

Defros CP19 Preservative

Defros CP19 Preservative is a high-performance, broad-spectrum biocide from the Defros CP Series designed for water-based industrial formulations. It effectively controls bacteria, yeast, and mold while offering excellent thermal and pH stability. Compatible with common thickeners and surfactants, it ensures long-term preservation without compromising product aesthetics or performance.
  • defros cp19 preservative_3ab5703f
  • defros cp19 preservative_3ab5703f

Features Of Defros CP19 Preservative

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

  2. pH-stable performance across a wide range of 3.0–10.0, suitable for diverse formulation environments.

  3. Low volatility and excellent thermal stability up to 120°C during processing.

  4. Compatible with common surfactants, thickeners, and chelating agents in aqueous systems.

  5. Non-irritating and non-sensitizing profile, supporting compliance with international cosmetic and industrial safety guidelines.

Typical Applications Of Defros CP19 Preservative

  1. Personal care products including shampoos, conditioners, and body washes.

  2. Household cleaning formulations such as liquid detergents and all-purpose cleaners.

  3. Industrial water-based coatings and architectural paints.

  4. Water treatment additives for closed-loop cooling systems and process water.

  5. Adhesives and sealants requiring long-term microbial protection in storage and application.

Specifications Of Defros CP19 Preservative

Chemical TypeBlend of isothiazolinones and synergistic stabilizers
Product FormAqueous solution
AppearanceClear, pale yellow to amber liquid
OdorMild characteristic odor
Density (20°C)1.08–1.12 g/cm³
pH (1% aqueous solution)2.5–4.0
SolubilityCompletely miscible with water
Shelf Life (unopened, 5–25°C)24 months


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