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淀粉及其制品 重金属含量 第1部分：原子吸收光谱法测定砷含量

Starch and derived products — Heavy metals content — Part 1 : Determination of arsenic content by atomic absorption spectrometry

钨矿石、钼矿石化学分析方法 第21部分：砷量的测定 氢化物发生-原子荧光光谱法

Methods for chemical analysis of tungsten ores and molybdenum ores—Part 21：Determination of arsenic content—Hydride generation atomic fluorescence spectrometry

锰矿石 砷含量的测定 二乙氨基二硫代甲酸银分光光度法

Manganese ores. Determination of arsenic content. Silver diethyldithiocarbamate spectrophotometric method

锡精矿化学分析方法 砷量的测定 砷锑钼蓝分光光度法和蒸馏分离-碘滴定法

Methods for chemical analysis of tin concentrates Determination of arsenic content-The molybdoantimonyarsenate blue spectrophotometric method and the distillation-iodimetric titrimetric method

淀粉及其制品.重金属含量.第1部分:原子吸收光谱法测定砷含量

Starch and derived products.Heavy metals content.Part 1:Determination of arsenic content by atomic absorption spectrometry

煤中有害元素含量分级 第3部分：砷

Classification for content of harmful elements in coal.Part 3:Arsenic

钢铁及合金.砷含量的测定.蒸馏分离-钼蓝分光光度法

Iron,steel and alloy.Determination of arsenic content.Distillation-molybdenum blue spectrophotometric method

二氧化锡化学分析方法.第3部分:砷量的测定.砷锑钼蓝分光光度法

Methods for chemical analysis of stannic oxide.Part 3:Determination of arsenic content.Molybdoantimonyarsenate blue spectrophotometric method

硫酸亚锡化学分析方法.第4部分:铅、铜含量的测定.火焰原子吸收光谱法

Chemical analysis method for stannous sulfate.Part 4:Determination of lead and copper content.Flame atomic absorption spectrometry

地方性砷中毒病区消除

Elimination of the endemic arsenism areas

金砷合金化学分析方法 砷含量的测定 电感耦合等离子体原子发射光谱法

Methods for chemical analysis of gold-arsenic alloys—Determination of arsenic content—Inductively coupled plasma atomic emission spectrometry

铁矿石 砷含量的测定 砷化氢分离-砷钼蓝分光光度法

Iron ores Determination of arsenic content Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation

饲料级.碘酸钙

Feed grade calcium iodate

工业用三氯氧磷.砷含量的测定.砷斑法

Phosphorus oxychloride for industrial use.determination of arsenic content-arsenic spot method

淀粉和淀粉制品 重金属含量 第1部分:用原子吸收光谱法测定砷含量

Starch and derived products - Heavy metals content - Part 1: Determination of arsenic content by atomic absorption spectrometry

酸性莹石.化学分析方法.第5部分:砷含量的测定

Acid-grade fluorspar -- Method for chemical analysis -- Part 5: Determination of arsenic content

淀粉及其制品.重金属含量.第1部分:原子吸收光谱法测定砷含量(欧洲标准EN ISO 11212-1)

Starch and derived products. Heavy metals content. Part 1 : determination of arsenic content by atomic absorption spectrometry.

铁矿石 砷含量的测定 铒蓝分光光度法（等同采用ISO 7834:1987）

Iron ores - Determination of arsenic content - Molybdenum blue spectrophotometric method (ISO 7834:1987, IDT)

铋精矿化学分析方法 第8部分：砷含量的测定 DDTC-Ag分光光度法和硫酸亚铁铵滴定法

Methods for chemical analysis of bismuth concentrate— Part 8: Determination of arsenic content— DDTC-Ag spectrophotometric method and ferrous ammonium sulfate titration method

混合铅锌精矿化学分析方法 第4部分：砷含量的测定 碘滴定法和原子荧光光谱法

Methods for chemical analysis of lead and zinc bulk concentrates—Part 4: Determination of arsenic content—Iodimetricic method and atomic fluorescence spectrometry