HD99 is a high-efficiency cationic bactericidal and antibacterial agent based on Chlorhexidine Diacetate (Digluconate analog / Hydroxyethyl Sulfonate Salt), specially developed for personal care products. It features broad-spectrum antibacterial and bactericidal properties, excellent safety and mildness, making it ideal as an anti-dandruff and anti-acne active ingredient, widely used in hair care and skin care formulations.
1. Component
| Component |
INCI Name |
CAS No. |
% (Typical) |
| Main Active Ingredient |
Chlorhexidine Di(hydroxyethyl Sulfonate) |
3697-42-5 |
≥99.0 |
2. Product Specifications & Efficacy
| Inspection Characteristic |
Specification Data |
| Appearance |
White powder |
| Assay (%) |
≥99.0 |
| pH Value (1% aqueous solution) |
4.5-7.0 |
| Solubility |
Soluble in water and polar solvents |
Core Benefits
- Broad-Spectrum Antibacterial & Bactericidal: Effective against a wide range of bacteria, fungi and yeasts, including Malassezia (the main cause of dandruff), acne-causing bacteria (Cutibacterium acnes) and common skin flora.
- Anti-Dandruff & Anti-Itching: Inhibits the growth of scalp microorganisms, reduces dandruff formation and relieves scalp itching, leaving the scalp fresh and comfortable.
- Anti-Acne & Skin Purifying: Eliminates acne-causing bacteria, reduces inflammation and prevents acne breakouts, suitable for oily and acne-prone skin care products.
- High Safety & Mildness: Low irritation to skin and scalp, compatible with sensitive skin formulations when used at recommended dosages.
- Excellent Formulation Compatibility: Stable in both acidic and neutral formula systems, compatible with most surfactants and common personal care ingredients.
3. Application
- Recommended Dosage: 0.1-0.5% (based on total formulation weight, adjustable according to product type and efficacy requirements)
- Usage Recommendation: Add to the aqueous phase during product preparation, stir until fully dissolved. Avoid high temperatures above 80°C and strong oxidizing agents to maintain its antibacterial activity.
- Formula Application:
- Hair care: Anti-dandruff shampoos, scalp care products, hair treatments
- Skin care: Anti-acne cleansers, toners, creams, gels, and other acne care products
- Personal care: Antibacterial body washes, hand soaps, and hygiene products
4. Packaging and Storage
- Packaging: 1kg/bag (aluminum foil bag inside, cardboard drum outside; custom packaging available upon request)
- Storage Conditions: Store in a cool, dry, well-ventilated place, away from direct sunlight, moisture and high temperature (above 35°C). Avoid mixing with strong acids, strong alkalis and oxidants.
- Shelf Life: 24 months under proper sealed storage conditions. After opening, use within 6 months and keep tightly sealed to prevent moisture absorption and contamination.
