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Gaseous industrial and medically pure oxygen
GASEOUS INDUSTRIAL AND MEDICALLY PURE OXYGEN (O2)
GOST 5583-78 (CN of FEA code 280 440 0000)
Industrial and medically pure oxygen is obtained from atmosphere air by low-temperature rectification technique and by water electrolysis also.
Industrial gas oxygen is used for flame machining of metals and other technical purposes. Medically pure and gaseous oxygen is applied for breathing and other therapeutic objectives.
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Specifications |
Standard for grades | |||
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Industrial oxygen |
Medically Pure Oxygen | |||
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High-grade quality class |
1st –grade quality class | |||
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1st –rate quality |
2nd -rate quality |
3d-rate quality | ||
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Volume fraction of oxygen %, no less than |
99,7 |
99,5 |
99,2 |
99,5 |
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Mass concentration of water vapor under 20ºС and 101,3 Kpa(760 mmhg.), g/m3 no more than |
0,05 |
0,07 |
0,07 |
0,07 |
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Volume fraction of hydrogen, %, no more than |
0,3 |
0,5 |
0,7 |
- |
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Volume fraction of carbon dioxide, %, no more than |
Unnormalized |
0,01 | ||
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Content of carbonic oxide |
Unnormalized |
Must pass the test by i. 3.6 | ||
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Acid gas and base content |
Unnormalized |
Must pass the test by i. 3.7 | ||
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Ozone content and other gas-oxidizers |
Unnormalized |
Must pass the test by i. 3.8 | ||
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Alkaline strength |
Must pass the test by i. 3.9. |
- | ||
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Odour |
Unnormalized |
Non-available | ||
Safety Requirements: oxygen is non-toxic, incombustible, inexplosive, however being a strong oxygen carrier it abruptly increases the combustion ability of other materials.
Packaging: in steel cylinders.
Transportation: by motor and railroad transport in accordance with traffic activity regulations of dangerous goods.
Guaranteed storage period: 18 months from the date of manufacturing.