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DIN EN ISO 14446
Binders for paints and varnishes - Determination of the viscosity of industrial cellulose nitrate solutions and classification of such solutions (ISO 14446:1999); German version EN ISO 14446:2010
Edition
2011-02
DIN EN ISO 14673-1
Milk and milk products - Determination of nitrate and nitrite contents - Part 1: Method using cadmium reduction and spectrometry (ISO 14673-1:2004); German version EN ISO 14673-1:2004
Edition
2004-05
DIN EN ISO 14673-2
Milk and milk products - Determination of nitrate and nitrite contents - Part 2: Method using segmented flow analysis (Routine method) (ISO 14673-2:2004); German version EN ISO 14673-2:2004
Edition
2004-05
DIN EN ISO 14673-3
Milk and milk products - Determination of nitrate and nitrite contents - Part 3: Method using cadmium reduction and flow injection analysis with in-line dialysis (Routine method) (ISO 14673-3:2004); German version EN ISO 14673-3:2004
Edition
2004-05
DIN EN ISO 15923-1
Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013); German and English version prEN ISO 15923-1:2024
Edition
2024-05
DIN EN ISO 20541
Milk and milk products - Determination of nitrate content - Method by enzymatic reduction and molecular-absorption spectrometry after Griess reaction (ISO 20541:2008); German version EN ISO 20541:2008
Edition
2008-12
DIN ISO 14255
Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
Edition
1998-11
DIN ISO 15923-1
Water quality - Determination of selected parameters by discrete analysis systems - Part 1: Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection (ISO 15923-1:2013)
Edition
2014-07
DIN ISO 19730
Soil quality - Extraction of trace elements from soil using ammonium nitrate solution (ISO 19730:2008)
Edition
2009-07
DIN CEN/TS 16177 ; DIN SPEC 91260:2012-05
Sludge, treated biowaste and soil - Extraction for the determination of extractable ammonia, nitrate and nitrite; German version CEN/TS 16177:2012
Edition
2012-05