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EVAGUARD® 500

EVA product EVAGUARD 500
New product of EVA LLC

EVAGUARD® 500 is a liquid preservative blend that protects cosmetic formulations from gram-positive and gram-negative bacteria, as well as yeast and mold.

The main active component of EVAGUARD® 500 is diazolidinyl urea, which provides complete protection against bacteria. The fungicidal effect of EVAGUARD® 500 is based on the classic synergistic combination of methyl paraben and propyl paraben. This unique combination provides broad‑spectrum protection without the need for additional preservatives.

EVAGUARD® 500 is stable and effective over a wide pH range from 3.5 to 8.0 and is compatible with cosmetic formulations based on non-ionic, cationic, and anionic surfactants.

INCI name
Diazolidinyl Urea, Methylparaben, Propylene glycol, Propylparaben
Specifications
Appearance
  • Liquid
Category
  • Preserving agent
Appearance
  • Transparent viscous liquid from colorless to light yellow copllor
Recommended input level
  • Overall 0.5 – 1.0%
Working pH range
  • 3.5-8.0
Maximum operating temperature
  • 60°С
Application
  • Rinse-off cosmetics (shower gels, shampoos, cleansers, etc.)
  • Leave-on cosmetics (creams, serums, toners, lotions, body milk, etc.)
  • Emulsion systems
  • Aqueous surfactant-based formulations
Main advantages
  • A classic preservative system widely used in cosmetics
  • High efficiency in optimal dosages
  • Broad spectrum of antimicrobial activity
  • Stability in a wide pH range from 3.5 to 8.0
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