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gb11896gb11896gb11896
gb11896gb11896gb11896, Total:2 items.
In the international standard classification, gb11896gb11896gb11896 involves: Water quality.
中华人民共和国环境保护部, gb11896gb11896gb11896
- GB 11896-1989 Water quality-Determination of chioride-Silver nitrate titration method
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, gb11896gb11896gb11896
- GB/T 11896-1989 Water quality--Determination of chloride--Silver nitrate titration method