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Standard:GB/T 3863-1995
Uses: mainly used in gas flame process.
Technical requirements:
| Item |
Index |
| Top-grade |
First grade |
Qualified product |
| Oxygen(V) |
10-2 |
99.7 |
99.5 |
99.2 |
| Moisture |
Free water, mL/bottle |
-- |
no Free water |
|
| Dew point , °C |
-43 |
-- |
-- |
Remark: the moisture is not prescriptive for liquid oxygen.
Molecular formula:O2
Relative molecular weight:31.999
Properties: Oxygen is colorless , tasteless , odorless , non-toxic, non-flammable gas, is strong oxidant,
Packing & Storage: steel gas cylinder ; Oxygen steel cylinder should not be stained by grease. Do not mix with inflammable/flammable matter, active metal powder. Avoid insolation. Liquid oxygen should not be transported in railway or aviation.
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