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Position: Search valid to be valid superseded to be superseded abolished to be abolished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
GB/T 20937-2007 Potassium magnesium of sulphate fertilizer $210.00 via email in 1~5 business day superseded
GB/T 20937-2018 Potassium magnesium of sulphate fertilizer $160.00 via email in 1~3 business day valid
GB/T 21633-2020 Bulk blending fertilizer $225.00 via email in 1~3 business day valid
GB/T 21634-2020 Triple superphosphate $190.00 via email in 1~3 business day valid
GB/T 22923-2008 Determination of nitrogen,phosphorus and potassium for fertilizers by auto analyzer $120.00 via email in 1~3 business day valid
GB/T 22924-2008 Determination of biuret content for compound fertilizers(complex fertilizers) $120.00 via email in 1~3 business day abolished
GB/T 22924-2024 Determination of biuret content for compound fertilizers $210.00 via email in 1~3 business day valid
GB/T 23348-2009 Slow release fertilizer $240.00 via email in 1~3 business day valid
GB/T 23349-2009 Ecological index of arsenic cadmium lead chromium and mercury for fertilizers $200.00 immediately abolished
GB/T 23349-2020 Determination of arsenic,cadmium,chromium,lead and mercury contents for fertilizers $255.00 via email in 1~3 business day valid
GB/T 2440-2001 Urea $75.00 via email in 1~3 business day superseded
GB/T 2440-2017 Urea $140.00 via email in 1~3 business day valid
GB/T 2441.1-2001 Determination of urea-Determination of total nitrogen content $224.00 via email in 1~3 business day superseded
GB/T 2441.1-2008 Determination of urea - Part 1: Total nitrogen content $100.00 via email in 1~3 business day valid
GB/T 2441.2-2001 Determination of urea-Determination of biuret content-Spectrophotometric method $184.00 via email in 1~3 business day superseded
GB/T 2441.2-2010 Determination of urea—Part 2:Biuret content—Spectrophotometric method $100.00 via email in 1~3 business day valid
GB/T 2441.3-2001 Determination of urea-Determination of water content-Karl Fischer method $184.00 via email in 1~3 business day superseded
GB/T 2441.3-2010 Determination of urea—Part 3:Water content—Karl Fischer method $80.00 via email in 1~3 business day valid
GB/T 2441.4-2001 Determination of urea-Determination of iron content-1,10-Phenanthroline spectrophotometric method $184.00 via email in 1~3 business day superseded
GB/T 2441.4-2010 Determination of urea—Part 4:Iron content—1,10-Phenanthroline spectrophotometric method $100.00 via email in 1~3 business day valid
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