DropPrev® HDL | 1,2-Hexanediol

DropPrev® HDL is a versatile ingredient functioning as an emollient, moisturizer, and antimicrobial agent. Known for its ability to reduce moisture loss and improve skin softness, it also effectively regulates water content in cells while controlling microorganism growth. It serves as a clean, effective alternative to traditional preservatives, such as parabens, and can be used alone or combined with other ingredients to achieve preservative-free formulations.

INCI Name: 1,2-Hexanediol
CAS Number: 6920-22-5
Function: Anti-septic, Anti-bacterial

Benefits

1. Broad-Spectrum Antimicrobial Activity:

   • Proven efficacy against various microorganisms:
     • Pseudomonas aeruginosa: MIC 2.5%
     • Staphylococcus aureus: MIC 0.625%
     • Faecal coliform: MIC 1.25%
     • Aspergillus niger: MIC 1.25%
     • Candida albicans: MIC 1.25%

2. Moisturizing and Emollient Properties:

   • Reduces moisture loss, keeping skin soft and smooth.
   • Maintains effective water content within skin cells.

3. Preservative-Free Formulations:

   • A safer alternative to traditional preservatives like hydroxybenzoates.
   • Promotes preservative-free cosmetic systems.

4. Formulation Versatility:

   • Compatible with most cosmetic formulations.
   • Reduces interfacial tension in oil-water emulsions.

5. Enhanced Product Stability:

   • Offers high efficiency in anti-corrosion properties.
   • Helps in fixed fragrance retention.

Suggested Usage

• Concentration: 0.5%–3.0%
• Applications:
  • Creams and lotions
  • Body washes, bubble bath balls, and shampoos
• Method of Incorporation:
  • Add during the emulsification or cooling phase at temperatures below 60°C.

Features

• Appearance: Colorless transparent liquid
• Odour: Tasteless
• Assay (HPLC): ≥99.0%
• Refractive Index (20°C): 1.430–1.442
• Relative Density (25°C): 0.940–0.951

Cautions

• Solubility:
  • Soluble in water, with limited solubility in certain systems.
• Storage:
  • Store in a sealed container at room temperature, away from light and moisture.

Packaging and Shelf Life

• Packaging: 15 kg/barrel
• Shelf Life: 2 years under recommended storage conditions