Product Code: 4.0040
Neutronco
Polyethylene glycol 4000(PEG 4000)
| Formula | HO(C2H4O) n H |
| Chemical formula | HO(C2H4O) n H |
| CAS number | 25322 -68-3 |
| HS Code | 39072011 |
| Storage | Without limitation |
| SDS | available |
| Odour | almost oduorless |
| Form | liquid to viscose |
| Color | colourless |
| Ignition tempratue | 380 °C |
| p H value | 5 – 7 (100 g/l 20 °C) |
| Solubility in water | soluble 20 °C ) |
| Flash point | 270 °C (0 °C) |
| Boiling point | ~ 270 °C |
| Melting point | 17 – 22 °C |
| Vapour pressure | ~ 0.1hpa (20 °C ) |
| Thermal decomposition | ~ 250 °C |
| Assay | ≥ | 98 | % |
| Description | Conforms | ||
| Identification | Conforms | ||
| Solubility | Conforms | ||
| Completeness & color of solution | Conforms | ||
| Viscosity (98.9 ° C ) | 110 -158 | Cs | |
| p H value | 4.5 – 7.5 | ||
| Residue on ignation | ≤ | 0.1 | % |
| Heavy metals | ≤ | 0.002 | % |
| Limit of free ethylene oxide & 1,4 dioxane | ≤ | 0.001 | % |
| Limit of ethylene glycole & diethylene glycole | ≤ | 0.25 | % |
| Average molecular weight | 3600 – 4400 |
