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

Schülke EUXYL K903 Preservative

Schülke EUXYL K903 Preservative is a broad-spectrum, formaldehyde-free biocide combining phenoxyethanol and caprylyl glycol. Designed for cosmetic and personal care formulations, it ensures microbial stability across pH 3–8, offers excellent compatibility with surfactants and emulsifiers, and meets ECOCERT and COSMOS standards for natural cosmetics.
  • sch lke euxyl k903 preservative_523d9d90
  • sch lke euxyl k903 preservative_523d9d90

Features Of Schülke EUXYL K903 Preservative

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

  2. pH-stable performance across a wide range (pH 3–8), supporting formulation flexibility.

  3. Compatible with common cosmetic and pharmaceutical excipients, including surfactants and polymers.

  4. Non-volatile and thermally stable, enabling use in hot-process manufacturing.

  5. EU REACH-compliant and registered under the Biocidal Products Regulation (BPR) for product-type 6 (preservatives for cosmetic products).

Typical Applications Of Schülke EUXYL K903 Preservative

  1. Leave-on and rinse-off skincare formulations (e.g., moisturizers, serums, cleansers).

  2. Personal care emulsions such as lotions, creams, and gels.

  3. Color cosmetics including foundations, mascaras, and lip products.

  4. Pharmaceutical topical preparations requiring preservative efficacy per Ph. Eur. 5.1.3.

  5. Household hygiene products like hand sanitizers and surface wipes (where permitted by local regulations).

Specifications Of Schülke EUXYL K903 Preservative

Chemical TypeBlend of phenoxyethanol and ethylhexylglycerin
Product FormClear, colorless to pale yellow liquid
AppearanceHomogeneous, free-flowing liquid
Primary ApplicationsPreservative for cosmetics, dermocosmetics, and OTC pharmaceuticals
Key FeaturesMulti-functional: preservative + skin-conditioning booster
BenefitsReduces need for additional preservatives; enhances sensory profile
SolubilityMiscible with water and most polar organic solvents
Storage ConditionsStore at 5–25°C in tightly closed containers, protected from light


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