Methodds for chemical analysis of thorium nitrate--Determination of thorium content
实施日期:1997-01-01
Ammonium nitrate. Method for determination of inorganic matter and grit insoluble in water
适用范围:This Part of BS 4267 describes a gravimetric method for determination of inorganic water-insoluble matter and grit in ammonium nitrate for industrial use.
Ammoniumnitrat. Verfahren zur Bestimmung des Sulfatgehalts Ammonium Nitrate Part 9:Method for Determination of Sulphate Content Nitrate d'ammonium. Methodes de dosage des sulfates
适用范围:Turbidimetric method.
实施日期:1987-01-01
Chemical reagent—Cobalt nitrate hexahydrate
适用范围:本标准规定了化学试剂六水合硝酸钻的性状、规格、试验、检验规则和包装及标志。 本标准适用于化学试剂六水合硝酸钻的检验。
发布日期:2013-12-31 实施日期:2014-08-01
Iron by 1,10-phenanthroline spectrophotometric method
发布日期:1982-02-19 实施日期:1998-03-23
Foodstuffs - Determination of nitrate and/or nitrite content - Part 3: Spectrometric determination of nitrate and nitrite content of meat products after enzymatic reduction of nitrate to nitrite
适用范围:This European Standard specifies a spectrometric method for the determination of nitrate and nitrite content of meat products and has been validated for different meat products with a content of 9 mg/k...
实施日期:2005-08-01
Milch und Milchprodukte. Bestimmung des Nitrat-und Nitritgehaltes. Verfahren mit Cadmiumreduktion und Fliessinjektionsanalyse mit In-line-Dialyse (Routineverfahren) Milk and milk products Determination...
适用范围:ISO 14673-3|IDF 189-3:2004 specifies a routine method for the determination of the nitrate and nitrite contents of milk and milk products by cadmium reduction and flow injection analysis (FIA). The met...
实施日期:2004-02-25
Plutonium by controlled-potential coulometry
发布日期:1982-01-28 实施日期:1982-01-28
Industrial circulating cooling water determination of nitrate-Spectrophotometric method using sulfosalicylic acid
适用范围:本标准规定了采用磺基水杨酸分光光度法测定工业循环冷却水中硝酸盐的方法。本标准适用于工业循环冷却水中硝酸盐含量为0.1mg/L~10.0mg/L水样的测定。
发布日期:2011-12-20 实施日期:2012-07-01
Chemical products. Photographic grade chemical products. Sodium sulphite.
Methods for chemical analysis of cryolite natural and artificial--The distillation--thorium nitrate volumetric method for the determination of fluorine content ...
Lebensmittel. Bestimmung des Nitrat-und/oder Nitritgehaltes. HPLC/IC Verfahren fuer die Bestimmung des Nitratgehaltes in Gemuesen und Gemueseerzeugnissen Foodstuffs-Determination of Nitrate and/or Nitr...
适用范围:This European Standard specifies a high performance liquid chromatography (HPLC)/ion-exchange high performance liquid chromatography (IC) method for the determination of nitrate contents of vegetables ...
实施日期:1997-08-15
Water quality -- Determination of nitrate -- Part 3: Spectrometric method using sulfosalicylic acid
适用范围:この規格は,水中の硝酸イオンの定量方法について規定する。この方法は,原水への適用に適している。
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