 |
Languages
English
繁體中文
GO
Pharmaceutical & Fine Chemicals
Glycerine
Refined Glycerine,Glycerol
Production information
| PROPERTIES & USAGE | ||
| Properties | Usage | |
| Chemical formula | C3H8O3 | Food industry |
| Molar mass | 92.09 g·mol−1 | Pharmaceutical and personal care applications |
| Boiling point | 290 °C (554 °F; 563 K | Antifreeze |
| Density | 1.261 g/cm3 | Botanical extracts |
| Melting point | 17.8 °C (64.0 °F; 290.9 K) | Electronic cigarette liquid |
| Chemical intermediate | ||
| Film Industry | ||
| Internal Combustion Fuel | ||
| SPECIFICATION | ||||
| Specification | : | USP Grade | ||
| Assay ( % Glycerine on Anhydrous Basis) USP Method | : | 99.7 % min | 99.5 min | 97% Min |
| Specific Gravity, 25/25oC | : | 1.2613 min | 1.2566 Min | |
| Water, % (KF Coulometer) | : | 0.30 max | ||
| Color APHA (Orbeco Hellige Aqua Tester) | : | 10 max | 20max | 100 Max |
| Residue on Ignition, % (USP Method 281) | : | 0.01 max | ||
| Chlorides, ppm (USP Method 221) | : | 10 max | 0.001% max | |
| Sulphates, ppm (USP Method 221) | : | 20 max | 0.01 % max | |
| Heavy metals, ppm as Pb (USP Method 231) | : | 5 max | ||
| Chlorinated Compound, ppm as Cl (USP) | : | 30 max | ||
| Organic Impurities : | : | |||
| - Individual Impurities, % | : | 0.1 max | ||
| - Total Impurities, % | : | |||
| USP Method 467 | : | 1.00 max | ||
| Fatty Acid & Esters, ml 0.5 N NaOH USP Method 541 | : | 1 max | ||
| Identification by IR USP | : | Infrared Spectrum | ||
| Diethylene Glycol (DEG), | : | |||
| Related Compounds, % USP | : | 0.10 max | ||
| Odour Sensory | : | Odourless | ||
| Acidity or alkalinity | : | 0.1 mmol/100g max | ||
| Saponificationa value | : | 1.00 (mmol/100g) max | ||
| As content | : | 5ppm max | ||
| Heavy metal Pb | : | 5ppm max | ||
| Density (20℃)g/ml ≥ | : | 1.2598max | ||