GB/T 6730.45-2006
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
- 实施日期
- 2007-02-01
- ICS 分类
- 73.060.10
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 6730.45-2006
Iron ores - Determination of arsenic content - Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation
GB/T 6730.25-2006
Iron ores - Determination of total rare earth contents - Oxalate gravimetric method
GB/T 6730.24-2006
Iron ores - Determination of total rare earth contents - Chlorophosphonazo mA spectrophotometric method
GB/T 6730.23-2006
Iron ores - Determination of titanium content - The ferric ammonium sulfate titrimetric method
GB/T 20565-2006
Iron ores and direct reduced iron - Vocabulary
GB/T 20491-2006
Steel slag powder used for cement and concrete
GB/T 15458-2006
Determination of abrasion index of coal
GB/T 1511-2006
Manganese ores - Determination of calcium and magnesium contents - EDTA titrimetric method
GB/T 1509-2006
Manganese ores - Determination of silicon content - Perchloric acid dehydration gravimetric method
GB/T 1507-2006
Manganese Ores - Determination of active oxygen content - Potassium dichromate titrimetric method
GB/T 15459-2006
Determination of shatter indices of coal
GB/T 1516-2006
Manganese ores - Determination of arsenic content - Silver diethyldithiocarbamate spectrophotometric method
GB/T 1513-2006
Manganese ores - Determination of calcium and magnesium contents -Flame atomic absorption spectrometric method
GB/T 20475.2-2006
Classification for content of harmful elements in coal - Part 2:chlorine
GB/T 20475.1-2006
Classification for content of harmful elements in coal - Part 1:phosphorus
GB/T 17608-2006
Division of variety and grading for coal products
GB/T 8152.1-2006
Methods for chemical analysis of lead concentrates―Determination of lead content―EDTA titration method after acid digestion
GB/T 8152.2-2006
Methods for chemical analysis of lead concentrates―Determination of lead content―Back titration of EDTA after precipitation of lead sulfate
GB/T 8152.10-2006
Methods for chemical analysis of lead concentrates―Determination of silver and gold content―Fire assay and flame atomic absorption spectrometric method using scorification or cupellation
GB/T 8152.5-2006
Methods for chemical analysis of lead concentrates―Determination of arsenic content―Atomic fluorescence spectrometer method