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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 34532-2017 |
Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method 焦化废水 氨氮含量的测定 甲醛法 |
China National Standards Coking wastewater—Determination ammonia |
 English PDF |
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