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Position: Search valid to be valid superseded to be superseded abolished to be abolished
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GB 7878-1987 45.0 via email in 1~3 business day superseded
GB/T 17140-1997 Soil quality - Determination of lead, cadmium-KI-MIBK Extraction flame atomic absorption spectrophotometry 45.0 via email in 1~3 business day valid
NY/T 86-1988 Method for determination of soil carbonate 45.0 via email in 1~3 business day valid
NY/T 798-2004 Compound microbial fertilizers 120.0 via email in 1~3 business day abolished
NY/T 2623-2014 60.0 via email in 1~3 business day valid
LY/T 1233-1999 Determination of available phosphorus in forest soil 45.0 via email in 1~3 business day superseded
LY/T 1268-1999 Determination of crude ash content in forest plant and forest floor 45.0 via email in 1~3 business day valid
NY/T 296-1995 Determination of full-volume calcium, magnesium and sodium in soil 120.0 via email in 1~3 business day valid
LY/T 1234-1999 Determination of total potassium in forest soil 70.0 via email in 1~3 business day superseded
NY/T 305.4-1995 Determination of Manganese in Organic Fertilizer 75.0 via email in 1~3 business day valid
NY/T 87-1988 Method for determination of total potassium in soils 75.0 via email in 1~3 business day valid
GB/T 19524.2-2004 Determination of mortality of ascarid egg in fertilizers 30.0 via email in 1~3 business day valid
LY/T 1246-1999 Determination of exchangeable potassium and sodium in forest soil 45.0 via email in 1~3 business day valid
GB/T 25246-2010 Technology code for land application rates of livestock and poultry manure 180.0 via email in 1~3 business day valid
LY/T 1235-1999 Determination of slow release potassium in forest soil 45.0 via email in 1~3 business day superseded
GB 7874-1987 60.0 via email in 1~3 business day superseded
LY/T 1275-1999 Chemical analysis methods of forest soil water 360.0 via email in 1~5 business day valid
GB 7867-1987 180.0 via email in business day superseded
LY/T 1249-1999 Calculation of soil alkalinity 45.0 via email in 1~3 business day valid
LY/T 1211-1999 Field sampling and preparation of forest plant and forest floor samples 45.0 via email in 1~3 business day valid
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