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BS EN 12014-7
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
BS EN ISO 13395
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
BS EN ISO 14673-1
Milk and milk products. Determination of nitrate and nitrite contents. Method using cadmium reduction and spectrometry
Edition
2004-02-25
BS EN ISO 14673-2
Milk and milk products. Determination of nitrate and nitrite contents. Method using segmented flow analysis (Routine method)
Edition
2004-02-25
BS EN ISO 14673-3
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
BS ISO 15923-1
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
BS EN 26777 ; BS 6068-2.16:1984-12-31
Water quality. Physical, chemical and biochemical methods. Determination of nitrite: molecular absorption spectrometric method
Edition
1984-12-31
UNE 34206
SODIUM CHLORIDE. DETERMINATION OF NITRITE CONTENT. PERMANGANIMETRIC METHOD.
Edition
1981-09-15
UNE-EN ISO 10304-1
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
UNE-EN ISO 13395
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