| CAS No.: | 74-85-1 |
|---|---|
| Formula: | C2h4 |
| EINECS: | 200-815-3 |
| CAS No: | 74-85-1 |
| Other names : | Ethene/C2H4 |
| MF: | C2H4 |
| Formula weight : | 28.05 |
| EC No: | 200-815-3 |
| Place of origin: | Shandong,China |
| Grade Standard: | Electron Grade, Industrial Grade |
| Purity: | 99.9% |
| Appearance: | Colorless |
| Brand Name: | BDBF /OEM |
| Valve: | QF-90A CGA350 |
| Boiling Point: | −104ºC |
| Melting Point: | −169ºC |
| Cylinder Type: | GB/ISO/DOT Steeless Cylider |
| C2H4≥99.9% | ||
| Impurity | Specification | Analysis result |
| O2 | ≤2ppm | <2ppm |
| Ar | ≤20ppm | <20ppm |
| H2O | ≤10ppm | <10ppm |
| Carbon three and Carbon three or more compounds | ≤50ppm | <50ppm |
| CH4 and C2H6 | ≤500ppm | <500ppm |
| CO | ≤5ppm | <5ppm |
| CO2 | ≤10ppm | <10ppm |
| C2H4 | ≤8ppm | <8ppm |
| Sulfur (in H2S) | ≤1ppm | <1ppm |
