BS PD ISO/TS 20917:2023 Fertilizers, soil conditioners and beneficial substances. Determination of ammonium citrate, disodium-EDTA soluble phosphorus and potassium by ICP-OES in inorganic fertilizers
2023BS PD ISO/TS 20917:2023 Fertilizers, soil conditioners and beneficial substances. Determination of ammonium citrate, disodium-EDTA soluble phosphorus and potassium by ICP-OES in inorganic fertilizers