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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 12157-2022 |
Determination of dissolved oxygen in water for industrial circulating cooling system and boiler 工业循环冷却水和锅炉用水中溶解氧的测定 |
China National Standards Determination dissolved oxygen |
 English PDF |
| GB/T 12157-2007 |
Water for industrial circulating cooling system and boiler -Determination of dissolved oxygen 工业循环冷却水和锅炉用水中溶解氧的测定 |
China National Standards Determination dissolved oxygen |
English PDF |
| GB/T 11913-1989 |
Water quality--Determination of dissolved oxygen--Electrochemical probe method 水质 溶解氧的测定 电化学探头法 |
China National Standards Determination dissolved oxygen |
English PDF |
| GB/T 7489-1987 |
Water quality--Determination of dissolved oxygen--Iodometric method 水质 溶解氧的测定 碘量法 |
China National Standards Determination dissolved oxygen |
English PDF |
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