Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DB23/T 3591-2023 via email in business day valid
DB32/T 4815-2024 Technical specification for freshwater benthic macroinvertebrate monitoring via email in business day valid
GB 12997-1991 Water quility－Techmical regulation on the design of sampling programmes $165.00 via email in 1~3 business day abolished
GB 12998-1991 Water quility－Guidance on sampling techniques $135.00 via email in 1~3 business day abolished
GB/T 12999-1991 Water quality sampling-Technical regulation of the preservation and handling of samples $150.00 via email in 1~3 business day abolished
GB/T 14581-1993 Water quality - Guidance on sampling techniques from lakes, natural and man-made $214.00 immediately valid
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