Foodstuffs - HPLC method for the determination of xanthophylls in fish flesh - Part 1: Determination of astaxanthin and canthaxanthin; German version CEN/TS 16233-1:2011
Edition 2011-09

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

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

Water quality - Determination of polychlorinated naphthalenes (PCN) - Method using gas chromatography (GC) and mass spectrometry (MS) (ISO/TS 16780:2015)
Edition 2018-07

Organo-mineral fertilizers - Extraction of phosphorus, which is soluble in neutral ammonium citrate; German version CEN/TS 17779:2022
Edition 2022-07

Sludge, treated biowaste and soil - Extraction for the determination of extractable ammonia, nitrate and nitrite; German version CEN/TS 16177:2012
Edition 2012-05

Characterization of waste - Leaching behaviour test - Determination of the reducing character and the reducing capacity; German version CEN/TS 16660:2015
Edition 2015-08

Foodstuffs - Determination of saxitoxin and dc-saxitoxin in mussels - HPLC method with post column derivatisation; German version ENV 14194:2002
Edition 2002-08

Plant biostimulants - Determination of specific elements - Part 1: Digestion by aqua regia for subsequent determination of elements; German version CEN/TS 17701-1:2022
Edition 2022-06

Organic and organo-mineral fertilizers - Digestion by aqua regia for subsequent determination of elements; German version CEN/TS 17768:2022
Edition 2022-07