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4761+ standards in database

4761 result(s) found

GB/T 21994.8-2008 Active

氟化镁化学分析方法 第8部分:硫酸根含量的测定 硫酸钡重量法

Chemical analysis of magnesium fluoride - Part 8: Determination of sulphate content - Barium sulphate gravimetric method

ICS: 77.040.30
2008-12-01
GB/T 21994.6-2008 Active

氟化镁化学分析方法 第6部分:二氧化硅含量的测定 钼蓝分光光度法

Chemical analysis of magnesium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric method

ICS: 77.040.30
2008-12-01
GB/T 21994.3-2008 Active

氟化镁化学分析方法 第3部分:氟含量的测定 蒸馏-硝酸钍容量法

Chemical analysis of magnesium fluoride - Part 3: Determination of fluoride content - Distillation-thorium nitrate titration volumetric method

ICS: 77.040.30
2008-12-01
GB/T 21994.2-2008 Active

氟化镁化学分析方法 第2部分:湿存水含量的测定 重量法

Chemical analysis of magnesium fluoride - Part 2: Determination of moisture content - Gravimetric method

ICS: 77.040.30
2008-12-01
GB/T 21994.1-2008 Active

氟化镁化学分析方法 第1部分:试样的制备和贮存

Chemical analysis of magnesium fluoride - Part 1: Preparation and storage of test samples

ICS: 77.040.30
2008-12-01
GB/T 11066.4-2008 Active

金化学分析方法 铜、铅和铋量的测定 火焰原子吸收光谱法

Methods for chemical analysis of gold - Determination of copper, lead and bismuth contents - Flame atomic absorption spectrometry

ICS: 77.150.99
2008-12-01
GB/T 11066.3-2008 Active

金化学分析方法 铁量的测定 火焰原子吸收光谱法

Methods for chemical analysis of gold - Determination of iron content - Flame atomic absorption spectrometry

ICS: 77.150.99
2008-12-01
GB/T 11066.2-2008 Active

金化学分析方法 银量的测定 火焰原子吸收光谱法

Methods for chemical analysis of gold - Determination of silver content - Flame atomic absorption spectrometry

ICS: 77.150.99
2008-12-01
GB/T 11066.1-2008 Active

金化学分析方法 金量的测定 火试金法

Methods for chemical analysis of gold - Determination of gold content - Fire assaying method

ICS: 77.150.99
2008-12-01
GB/T 8005.3-2008 Active

铝及铝合金术语 第3部分:表面处理

Aluminium of aluminium alloys-Terms and difinitions - Part 3:Surface treatment terms

ICS: 77.150.10
2008-12-01
GB/T 3500-2008 Active

粉末冶金 术语

Powder metallurgy - Vocabulary

ICS: 77.160
2008-12-01
GB/T 18376.1-2008 Active

硬质合金牌号 第1部分:切削工具用硬质合金牌号

Grades of cemented carbide - Part 1:Grades of cemented carbide for cutting tools

ICS: 77.160
2008-12-01
GB/T 3879-2008 Active

钢结硬质合金材料毛坯

Material blanks of steel bonded carbide

ICS: 77.160
2008-12-01
GB/T 2040-2008 Abolished

铜及铜合金板材

Sheet of copper and copper alloy

ICS: 77.150.30
2008-12-01
GB/T 1773-2008 Abolished

片状银粉

Flake silver powders

ICS: 77.150.99
2008-12-01
GB/T 17171-2008 Active

水性铝膏

Aquosity aluminium paste

ICS: 77.120.10
2008-12-01
GB/T 5121.12-2008 Active

铜及铜合金化学分析方法 第12部分:锑含量的测定

Methods for chemical analysis of copper and copper alloys - Part 12:Determination of antimony content

ICS: 77.120.30
2008-12-01
GB/T 6150.7-2008 Active

钨精矿化学分析方法 钽铌量的测定 等离子体发射光谱法和分光光度法

Methods for chemical analysis of tungsten concentrates - Determination of tantalum content and niobium content - Inductively coupled plasma emission spectrometry and spectrophotometry

ICS: 77.120.99
2008-12-01
GB/T 6150.2-2008 Abolished

钨精矿化学分析方法 锡量的测定 碘酸钾容量法和氢化物原子吸收光谱法

Methods for chemical analysis of tungsten concentrates - Determination of tin content - The potassium iodate volumetry and hydrogenate atomic absorption spectrometry

ICS: 77.120.99
2008-12-01
GB/T 6150.17-2008 Abolished

钨精矿化学分析方法 锑量的测定 氢化物原子吸收光谱法

Methods for chemical analysis of tungsten concentrates - Determination of antimony content - Hydride reduction atomic absorption spectrometry

ICS: 77.120.99
2008-12-01
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