| Customization: | Available |
|---|---|
| Material: | Steel |
| Usage: | Oxygen |
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| The name of the gas | specifications | Impurity content(10-6) | standard number |
| Ar | 99.9993% | N2≤4 O2≤1 H2≤1 THC≤1 H2O≤2.6 | GB/T4842-2006 |
| 99.999% | N2≤5 O2≤2 H2≤1 THC≤2 H2O≤4 |
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