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| Chinese National Standard List: Sampling methods for liquid mediums and plant, animal and human organism |
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GB/T 14581-1993 Water quality - Guidance on sampling techniques from lakes, natural and man-made
Issued on: 1993-8-30 Price(USD): 214.0 |
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GB/T 12999-1991 Water quality sampling-Technical regulation of the preservation and handling of samples
Issued on: 1991-01-25 Price(USD): 150.0 |
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GB 12998-1991 Water quility－Guidance on sampling techniques
Issued on: 1991-01-25 Price(USD): 135.0 |
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GB 12997-1991 Water quility－Techmical regulation on the design of sampling programmes
Issued on: 1991-01-25 Price(USD): 165.0 |
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