Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 18: Determination of 1,2-dihydroxybenzene, 1,3-dihydroxybenzene, 1,4-dihydroxybenzene, 4,4'-dihydroxybenzophenone and 4,4'-dihydroxybiphenyl in food simulants; German version CEN/TS 13130-18:2005
Edition 2005-05

Materials and articles in contact with foodstuffs - Plastics substances subject to limitation - Part 26: Determination of 1-octene and tetrahydrofuran in food simulants; German version CEN/TS 13130-26:2005
Edition 2005-05

Inorganic fertilizers - Determination of chelating and complexing agents; German version CEN/TS 17791:2022
Edition 2022-07

Organo-mineral fertilizers - Identification of chelating agents - Part 2: Determination of Fe chelated by [o,o] EDDHA, [o,o] EDDHMA and HBED, or the amount of chelating agents by ion pair chromatography; German version CEN/TS 17789-2:2022
Edition 2022-07

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 2: Determination of EDTA, DTPA, HEEDTA, IDHA or EDDS; German version CEN/TS 17786-2:2022
Edition 2022-07

Organo-mineral fertilizers - Identification of chelating agents - Part 1: Determination of EDTA, HEEDTA and DTPA by ion chromatography; German version CEN/TS 17789-1:2022
Edition 2022-07

Organo-mineral fertilizers - Determination of chelating and complexing agents; German version CEN/TS 17785:2022
Edition 2022-07

Organo-mineral fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients by treatment with a cation exchange resin; German version CEN/TS 17790:2022
Edition 2022-07

Inorganic micronutrient fertilizers - Determination of the concentration of free, chelated or complexed micronutrients and the chelating and/or complexing agents present in compound inorganic micronutrient fertilizers; German version CEN/TS 17764:2022
Edition 2022-07

Inorganic micronutrient fertilizers - Determination of the chelated micronutrient content and the chelated fraction of micronutrients - Part 1: Treatment with a cation exchange resin; German version CEN/TS 17786-1:2022
Edition 2022-07