Milk and milk products - Determination of nitrate and nitrite contents - Part 1: method using cadmium reduction and spectrometry
Edition 2004-09-01

Milk and milk products - Determination of nitrate and nitrite contents - Part 2: method using segmented flow analysis (Routine method)
Edition 2004-09-01

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)
Edition 2004-09-01

Milk and milk products - Determination of nitrate content - Method by enzymatic reduction and molecular-absorption spectrometry after Griess reaction
Edition 2008-11-01

Fruit, vegetables and derived products. Determination of nitrites and nitrates
Edition 1979-03-01

Tobacco - Determination of nitrate content - Continuous-flow analysis method
Edition 2003-12-01

Tobacco - Determination of nitrate content - Continuous-flow analysis method
Edition 2012-08-01

Meat and meat products - Determination of nitrite and nitrate content - Ion chromatography method
Edition 2024-03-06

Sludge, treated biowaste and soil - Extraction for the determination of extractable ammonia, nitrate and nitrite
Edition 2012-03-01

Soil quality - Determination of nitrate, nitrite and ammonium in field-moist soils by extraction with potassium chloride solution - Part 2: automated method with segmented flow analysis
Edition 2007-03-01