Basic information of glycerin (56-81-5)
1. Chemical name: Glycerol
2. Chinese alias: Glycerin, Glycerol
3. English name: Glycerol / Glycerin
4. Molecular formula: C₃H₈O₃
5. Molecular weight: 92.09
6. CAS number: 56-81-5
7. EINECS number: 200-289-5
8. Appearance: Colorless, odorless, viscous transparent liquid, easily hygroscopic
Technical Parameters
project
indicator
Appearance
Transparent and free of suspended matter
Transparent and free of suspended matter
odor
No odor
No odor
Color/ (Hazen)
≤20
\≤30
Glycerol content / (%)
≥99.5
≥95
Density (20℃) / (g/mL)
≥1.2598
≥1.2481
Sulfated ash / (%)
≤0.01
≤0.05
Acidity or alkalinity (mmol/100g)
≤0.05
≤0.30
Saponification equivalent / (mmol/100g)
≤0.4
≤3.0
Arsenic content (calculated as As) / (mg/kg)
≤2
/
Heavy metal content (calculated as Pb) / (mg/kg)
≤5
/
Chloride content / (%)
≤0.001
/
reducing substance
meet the requirements
/
Diethylene glycol content / (%)
≤0.025
/
(The above parameters are reference values, and the specific details shall be subject to the factory inspection sheet.)
Packaging Specifications
1. 250kg galvanized iron drum
2. 1,200kg IBC (Intermediate Bulk Container) ton barrel
3. Bulk tanker