Euxyl® K 510

INCI Name

DMDM Hydantoin (And) Methylchloroisothiazolinone (And) Methylisothiazolinon

Ingredient Origin

Synthetic cosmetic preservative system

A combination of organic acids and phenoxyethanol

Purity / Grade

Cosmetic Grade

Ready-to-use preservative blend

Low odour, water-compatible system

BENEFITS & USES

Key Benefits

• Broad-spectrum antimicrobial protection

• Effective against bacteria, yeast, and mould

• Easy to formulate and process

• Compatible with most cosmetic ingredients

• Suitable for rinse-off and leave-on products

Typical Applications

• Creams and lotions

• Shampoos and conditioners

• Body washes and facial cleansers

• Liquid soaps and hand washes

• Hair masks and styling products

HOW IT WORKS 

Euxyl® 510 works through a multi-mechanism preservation system. Phenoxyethanol disrupts microbial cell membranes, while sodium benzoate and potassium sorbate inhibit microbial growth by interfering with enzyme activity in yeasts and moulds. This combination provides effective protection across different microbial species, ensuring product safety throughout shelf life when used within recommended cosmetic limits.

CONCENTRATION & SOLUBILITY

Recommended usage levels

• 0.10-0.40%

Solubility details

• Water soluble

FORMULATION GUIDELINES

• pH: > pH 8.0

• Temperature: Add 60 °C below

• Compatibility: Compatible with surfactants, humectants, polymers, and botanical extracts

• Note: Adjust final pH to ensure preservative efficacy

HOW TO USE

• Add during cool-down phase with gentle mixing

• Can be pre-diluted in water for uniform distribution

• Suitable for both hot and cold process formulations

SAFETY & REGULATORY INFORMATION

• Cosmetic ingredient for external use only

• Non-therapeutic, non-medical claims only

• Use within prescribed cosmetic concentration limits

• Compliant with Indian cosmetic regulations (CDSCO)

• Meets global cosmetic regulatory standards when used correctly

STORAGE & SHELF LIFE

• Store in tightly closed containers

• Keep in a cool, dry place away from direct sunlight

• Shelf life: 24 months in original unopened packaging