GB/T 36207-2018 Fertilizer of calcium silicon magnesium potassium

GB/T 6274-1997 Fertilizers and soil conditioners—Vocabulary GB/T 6274-2016 Fertilizers and soil conditioners—Vocabulary GB/T 6679-2003 General rules for sampling solid chemical products GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values GB 8569-1997 Packing of solid chemical fertilizers GB/T 8569-2009 Packing of solid chemical fertilizers GB/T 8576-2002 Determination of free water for compound fertilizers—Vacuum oven method GB/T 8576-2010 Determination of free water for compound fertilizers—Vacuum oven method GB 18382-2001 Fertilizer marking—Presentation and declaration GB 18382-2021 Fertilizer marking—Presentation and declaration GB/T 23349-2009 Ecological index of arsenic,cadmium,lead,chromium and mercury for fertilizers GB/T 23349-2020 Determination of arsenic,cadmium,chromium,lead and mercury contents for fertilizers GB/T 24891-2010 Determination of particle size for compound fertilizers NY/T 1973-2021 Determination of Water-soluble Fertilizer Content of Insoluble Matter and pH NY/T 1973-2010 Determination of water-soluble fertilizer insoluble matter content and pH value NY/T 2272-2012 Soil Amendment Agent Determination of Calcium, Magnesium, and Silicon Content NY/T 2273-2012 Soil Amendment Agent Determination of Phosphorus and Potassium Content GB/T 6274-2025 Fertilizers,soil conditioners and beneficial substances—Vocabulary