Name: Hydroxypropyl Tetrahydropyrantriol (Proxylane®/Bosein™)
CAS No.: 439685-79-7
Formula: C₈H₁₆O₅
Appearance: White/yellowish powder or transparent liquid
Grade: Cosmetic Grade
Purity: ≥98% (HPLC)
MOQ: 1 kg
Packaging: 25kg/Bag, 50kg/Drum, 1000kg/IBC
Origin: China
Shelf Life: 24 months (proper storage)

| Parameter | Cosmetic Grade Standard |
|---|---|
| Appearance | Off-white powder/liquid |
| Solubility | Water-soluble (250 mg/mL) |
| pH Value | 5.5-7.5 (1% solution) |
| Viscosity | 100-500 mPa·s (25°C) |
| Heavy Metals | ≤20 ppm |
| Microbial Limits | Total Plate Count <1000 CFU/g |
| Application Type | Recommended Concentration |
|---|---|
| Anti-Aging Serums | 2-5% |
| Moisturizing Creams | 1-3% |
| Mask Formulations | 3-8% |
Mechanism of Action:

Quality Assurance Protocol
✅ Cost-Effective: 30% lower price vs. European counterparts
✅ Customizable: Private labeling available
✅ Sustainable: Eco-friendly production processes

Supplying pure powder of Bosein pure powder proxylane Email: sale@pharma-peptides.com
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