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INCI: Behentrimonium Methosulfate and Cetearyl Alcohol

CAS: 81646-13-1, 67762-27-0

BTMS-25 is a blend of conditioning emulsifiers, including behentrimonium methosulfate and cetearyl alcohol, renowned for their exceptional conditioning properties. Widely used in hair care and skincare formulations, BTMS-25 provides a soft, silky feel to both hair and skin. It enhances detangling, improves manageability, and is a key ingredient in various personal care products such as hair conditioners, leave-in treatments, hair masks, lotions, and creams.


  • Appearance: White to off-white flakes or pastilles
  • Active Content: ≥ 25%
  • Melting Point: 55 - 65°C
  • pH (5% Solution): 5.0 - 7.0
  • Acid Value: ≤ 2 mg KOH/g
  • Saponification Value: 370 - 410 mg KOH/g
  • Heavy Metals (as Pb): ≤ 10 ppm
  • Microbial Purity: Complies with cosmetic industry standards

Features and Benefits:

  • Excellent conditioning properties for both hair and skin
  • Enhances detangling and improves manageability
  • Imparts a soft, silky feel without greasiness
  • Provides emulsification and stabilization of formulations
  • Compatible with a wide range of cosmetic ingredients
  • Hair Care: Conditioners, hair masks, leave-in treatments, hair styling products
  • Skin Care: Lotions, creams, body butters, moisturizers, emulsions
  • Baby Care: Gentle shampoos, baby lotions, diaper creams
  • Pet Care: Pet shampoos, conditioners, grooming products
  • Typical Usage Level: 1 - 10% in formulations
  • Incorporate BTMS-25 into the oil phase of formulations and heat to melt before emulsification.

Store in a cool, dry place away from direct sunlight. Keep containers tightly closed when not in use.