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BTMS-50 is a conditioning emulsifier blend consisting of behentrimonium methosulfate and cetyl alcohol. It is widely used in hair care and skincare formulations for its excellent conditioning properties. BTMS-50 provides superb detangling, conditioning, and softening effects on both hair and skin. This versatile ingredient is commonly employed in hair conditioners, leave-in treatments, hair masks, lotions, creams, and other personal care products.

INCI Name: Behentrimonium Methosulfate (and) Cetyl Alcohol

CAS No: 81646-13-1, 36653-82-4


  • Product Name: BTMS-50 (Behentrimonium Methosulfate and Cetyl Alcohol Blend)
  • Appearance: White to off-white flakes or pastilles
  • Active Content: ≥ 50%
  • Melting Point: 60 - 70°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


  • 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

Usage Recommendations:

  • Typical Usage Level: 1 - 10% in formulations
  • Incorporate BTMS-50 into the oil phase of formulations and heat to melt before emulsification.

Features and Benefits:

  • Excellent conditioning properties for both hair and skin
  • Provides exceptional detangling and softening effects
  • Imparts a luxurious, silky feel without greasiness
  • Offers excellent emulsification and stabilization in formulations
  • Compatible with a wide range of cosmetic ingredients

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

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