| Product Name | Glycerin (Glycerol, Glycerine) |
| CAS No. | 56-81-5 |
| Molecular Formula | C₃H₈O₃ |
| Molecular Weight | 92.1 |
| Appearance | Clear, colorless viscous liquid |
| Main Grades | Pharmaceutical Grade (Purity ≥99.7%, USP/EP standard, for pharmaceuticals, injections, high-end cosmetics); Food Grade (Purity ≥99.5%, FCC standard, for humectant and sweetener in food); Industrial Grade (Purity 95%-99.5%, for coatings, resins, antifreeze) |
| Key Specifications | Purity ≥99.7% (Pharma); Moisture ≤0.5%; Color (APHA) ≤10; Density 1.261 g/cm³ (20℃); Heavy metals ≤5 ppm; pH (5% solution) 5.5-7.5 |
| Physical Properties | Boiling point 290℃ (decomposes), melting point 17.9℃, flash point 177℃, hygroscopic, soluble in water and alcohol |
| Features | Non-toxic, safe, excellent humectant, good solvent, natural origin, strong hygroscopicity, good lubricity |
| Main Applications | Pharmaceutical/Cosmetics: Skin care products, toothpaste, mouthwash, ointments, suppositories, syrups; Food: Humectant, sweetener, solvent (bakery, beverages, meat products); Coatings: Additive, alkyd resin raw material; Chemical: Epoxy resins, polyurethanes, antifreeze, plasticizer; Others: Tobacco humectant, textile lubricant, leather processing |
| Packaging | 25kg/drum, 250kg/drum, IBC tote, flexitank, tank truck |
| Storage Conditions | Cool, dry, keep sealed, protect from moisture, shelf life 2 years |
| Shipping Requirements | Non-hazardous cargo, protect from sun and rain, handle with care |
| Quality Standards | USP, EP, FCC, GB/T 13206; ISO, Kosher, Halal certifications available |
| Minimum Order Quantity | Standard 20-25 tons (1×20'FCL or tank truck); trial order 1-5 tons (drums) |
| Delivery Time | Standard 7-15 working days |
| Payment Terms | T/T (30% deposit, 70% against B/L copy), L/C at sight |
| HS Code | 29054500 (Refined glycerin) |