Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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NY 1260-2007 Mazimum Limits of Benzene Toluene and Xylene for Irrigation Water Quality 45.0 via email in 1~3 business day valid
NY/T 2368-2013 Criterion for observation and evaluation on water use efficiency in farmland—General principles 150.0 via email in 1~3 business day valid
NY/T 2367-2013 Determination of permanent wilting water content in soil—Biological method 60.0 via email in 1~3 business day valid
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