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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 13580.5-1992 |
Determination of fluoride， chloride， ntrite， nitrate， salfate in the wet precipitation--Ion chromotography 大气降水中氟、氯、亚硝酸盐、硝酸盐、硫酸盐的测定 离子色谱法 |
China National Standards ntrite， |
 English PDF |
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