Foodstuffs. Determination of nitrate and/or nitrite content. Continuous flow method for the determination of nitrate content of vegetables and vegetable products after cadmium reduction
Edition 1998-12-15

Water quality. Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
Edition 1996-11-15

Milk and milk products. Determination of nitrate and nitrite contents. Method using cadmium reduction and spectrometry
Edition 2004-02-25

Milk and milk products. Determination of nitrate and nitrite contents. Method using segmented flow analysis (Routine method)
Edition 2004-02-25

Milk and milk products. Determination of nitrate and nitrite contents. Method using cadmium reduction and flow injection analysis with in-line dialysis (routine method)
Edition 2004-02-25

Water quality. Determination of selected parameters by discrete analysis systems. Ammonium, nitrate, nitrite, chloride, orthophosphate, sulfate and silicate with photometric detection
Edition 2013-12-31

Water quality. Physical, chemical and biochemical methods. Determination of nitrite: molecular absorption spectrometric method
Edition 1984-12-31

SODIUM CHLORIDE. DETERMINATION OF NITRITE CONTENT. PERMANGANIMETRIC METHOD.
Edition 1981-09-15

Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate (ISO 10304-1:2007)
Edition 2009-11-11

WATER QUALITY. DETERMINATION OF NITRITE NITROGEN AND NITRATE NITROGEN AND THE SUM OF BOTH BY FLOW ANALYSIS (CFA AND FIA) AND SPECTROMETRIC DETECTION. (ISO 13395:1996).
Edition 1997-02-18