| Product Name: Methane CH4 |
| Packing: 40L, 47L, 50L cylinder (GB, ISO, DOT) |
| Filling Content: 13.5 MPA |
| Items |
Specifications |
| CH4 |
99.9% |
99.99% |
99.995% |
99.999% |
99.9999% |
| O2 |
≤50 ppmv |
≤10 ppmv |
≤5 ppmv |
≤1 ppmv |
≤0.25 ppmv |
| N2 |
≤250 ppmv |
≤35 ppmv |
≤15 ppmv |
≤4 ppmv |
≤0.25 ppmv |
| CO2 |
|
|
|
≤2 ppmv |
≤0.02 ppmv |
| CO |
|
|
|
≤1 ppmv |
≤0.02 ppmv |
| H2O |
≤50 ppmv |
≤10 ppmv |
≤5 ppmv |
≤1.0 ppmv |
≤0.5 ppmv |
| C2H6 |
≤600 ppmv |
≤25 ppmv |
≤15 ppmv |
≤3 ppmv |
≤0.02 ppmv |
| C2H4 |
|
|
|
≤1 ppmv |
≤0.02 ppmv |
| H2 |
≤50 ppmv |
≤10 ppmv |
≤5 ppmv |
≤1 ppmv |
≤0.02 ppmv |
| C3H8 |
|
|
|
≤1 ppmv |
≤0.02 ppmv |
| C3H6 |
|
|
|
≤1 ppmv |
≤0.02 ppmv |
|
| Transportation |
| DOT Shipping Name |
Methane, Compressed |
| DOT Classification |
2.1 |
| DOT Label |
Flammable Gas |
| UN Number |
UN 1971 |
| CAS No. |
74-82-8 |
| CGA/DISS /BS341/DIN477 |
350/W22-14L/NO.4/NO.1 |
| Shipped as |
Compressed Gas |
|
| Technical Information |
| Cylinder State @ 21.1°C |
Gas |
| Flammable Limits In Air |
5–15.0 % |
| Auto Ignition Temperature (°C ) |
580 |
| Molecular Weight (g/mol) |
16.043 |
| Specific gravity (air =1) |
0.555 |
| Critical Temperature ( °C ) |
-82.57 |
|
| Applications |
| In the manufacturing of calibration mixtures used in natural gas，petrochemicals， environmental applications. |
