GB/T 37918-2019 Fertilizer grade potassium chloride

GB/T 2440-2017 Urea GB/T 6679-2003 General rules for sampling solid chemical products GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods 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 10454-2000 Flexible freight container GB 18382-2001 Fertilizer marking—Presentation and declaration GB 18382-2021 Fertilizer marking—Presentation and declaration GB/T 24891-2010 Determination of particle size for compound fertilizers HG/T 2843-1997 Fertilizer products commonly used in chemical analysis include standard titration solutions, standard solutions, reagent solutions, and indicator solutions 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 GB/T 10454-2025 Packaging—Flexible intermediate bulk containers(FIBCs) for non-dangerous goods