Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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NY/T 2541-2014 Fertilizers. Determination of phosphorus content 105.0 via email in 1~3 business day valid
HG/T 4219-2011 Soil conditioner Phosphogypsum via email in business day valid
GB/T 2441.4-2001 Determination of urea-Determination of iron content-1,10-Phenanthroline spectrophotometric method 60.0 via email in 1~3 business day superseded
GB/T 10209.1-2001 Determination of total nitrogen content for monoammonium phosphate and diammonium phosphate(Titrimetric method after distillation) 75.0 via email in 1~3 business day superseded
NY/T 797-2004 Silicate fertilizer 105.0 via email in 1~3 business day valid
GB/T 8574-2010 Determination of potassium content for compound fertilizers - Potassium tetraphenylborate gravimetric method 120.0 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
DB21/T 2493-2015 fulvic acid water soluble fertilizers via email in business day valid
NY/T 2623-2014 60.0 via email in 1~3 business day valid
NY/T 1535-2007 Rule of rational fertilization-Microbial fertilizer 60.0 via email in 1~3 business day valid
HG/T 4135-2010 Stabilized fertilizer 120.0 via email in 1~3 business day valid
GB/T 10516-2012 Determination of average crushing strength for nitrophosphate 120.0 via email in 1~3 business day valid
GB/T 8571-2008 Preparation of laboratory samples for compound fertilizers 60.0 via email in 1~3 business day valid
HG 2842-1997 Rare earths content and determination in ammonium bicarbonate - Compound fertilizers(tentative) 75.0 via email in 1~3 business day valid
GB/T 2441.8-2001 Determination of urea-Determination of sulphate content-Visible turbidimetric method 30.0 via email in 1~3 business day superseded
NY/T 1867-2010 Determination of humus content in soil 90.0 via email in 1~3 business day valid
HG/T 4136-2010 Golf turf specialty fertilizers and soil conditioners 150.0 via email in 1~3 business day valid
GB 10205-2009 Monoammonium phosphate and diammonium phosphate 50.0 via email in 1 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
GB/T 2947-2002 Determination of free water in urea and ammonium nitrate--Karl Fischer method 60.0 via email in 1~3 business day valid
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