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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
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LY/T 1235-1999 Determination of slow release potassium in forest soil (USD) via email in 1 business day SUPERSEDED
DB37/T 3827-2019 Technical regulations for field test of nutrient release rate and release period of slow and controlled-release fertilizer via email in VALID please email coc@codeofchina.com for quotation
LY/T 1229-1999 Determination of hydrolyzable nitrogen in forest soil (USD) via email in 1-3 business day ABOLISHED
NY 885-2004 Marking of microbial product in agriculture (USD) via email in 1-3 business day VALID
LY/T 3129-2019 Determination of the total copper, zinc, iron and manganese in forest soils by Inductively Coupled Plasma-Optical Emission Spectrometer (ICP-OES) (USD) via email in 1-3 business day VALID
NY 2670-2015 Urea ammonium nitrate solution via email in VALID please email coc@codeofchina.com for quotation
LY/T 2700-2016 Growing medium for flowering trees and shrubs (USD) via email in 1-3 business day VALID
NY/T 30-1986 Determination of rare earth oxide content in soil - Chlorophonazo - P - Hippuric acid photometric method (USD) via email in 1 business day VALID
GB 7848-1987 (USD) via email in 1-3 business day ABOLISHED
LY/T 1241-1999 Determination of hydrolytic total acidity in forest soil (USD) via email in 1-3 business day VALID
LY/T 1236-1999 Determination of available potassium in forest soil (USD) via email in 1-3 business day ABOLISHED
GB 7879-1987 (USD) via email in 1-3 business day ABOLISHED
LY/T 1265-1999 Determination of available sulphur in forest soil (USD) via email in 1 business day VALID
NY/T 86-1988 Method for determination of soil carbonate (USD) via email in 1 business day VALID
NY/T 301-1995 (USD) via email in 1-3 business day VALID
LY/T 1215-1999 Determination of forest soil water -- Physical properties (USD) via email in 1-3 business day VALID
NY 884-2004 Microbial organic fertilizers (USD) via email in 1-3 business day ABOLISHED
LY/T 1211-1999 Field sampling and preparation of forest plant and forest floor samples (USD) via email in 1-3 business day VALID
LY/T 1255-1999 Determination of total sulphur in forest soil (USD) via email in 1 business day VALID
NY/T 887-2010 Liquid fertilizers--Determination of density (USD) via email in 1-3 business day VALID
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