Browse Standards

表面活性剂 在硬水中稳定性的测定方法

Surface active agents - Determination of stability in hard water

原铝生产用煅后石油焦检测方法 第5部分：残留氢含量的测定

Carbonaceous materials used in the production of aluminium - Calclined coke - Part 5：Determination of residual hydrogen content

原铝生产用煅后石油焦检测方法 第4部分：油含量的测定 溶剂萃取法

Carbonaceous materials used in the production of aluminium - Calcined coke - Part 4：Determination of oil content - Method by solvent extraction

原铝生产用煅后石油焦检测方法 第3部分：表观油含量的测定 加热法

Carbonaceous materials used in the production of aluminium - Calcined coke - Part 3：Determination of apparent oil content - Heating method

原铝生产用煅后石油焦检测方法 第2部分：微量元素含量的测定 火焰原子吸收光谱法

Carbonaceous materials used in the production of aluminium - Calcined coke - Part 2：Determination of trace elements content - Flame atomic absorption spectroscopy

原铝生产用煅后石油焦检测方法 第1部分：二甲苯中密度的测定 比重瓶法

Carbonaceous materials used in the production of aluminium - Calcined coke - Part 1：Determination of the density in xylene - Pkknometric method

铝用炭素材料取样方法 第6部分：煅后石油焦

Sampling of carbonaceous materials used for aluminium production - Part 6: Cokes for electrodes

铝用炭素材料取样方法 第5部分：煤沥青

Sampling of carbonaceous materials used for aluminium production - Part 5: Pitch for electrodes

铝用炭素材料取样方法 第4部分：阴极糊

Sampling of carbonaceous materials used for aluminium production - Part 4: Cathodic pastes

铝用炭素材料取样方法 第3部分：预焙阳极

Sampling of carbonaceous materials used for aluminium production - Part 3: Prebaked blocks

铝用炭素材料取样方法 第2部分：侧部炭块

Sampling of carbonaceous materials used for aluminium production - Part 2: Sidewall blocks

铝用炭素材料取样方法 第1部分：底部炭块

Sampling of carbonaceous materials used for aluminium production - Part 1: Cathode blocks

铝电解用炭素材料 预焙阳极和阴极炭块 四点法测定抗折强度

Carbonaceous materials used in the production of aluminium - Prebaked anodes and cathode blocks - Determination of flexural strength by the four-point method

铝电解用炭素材料 冷捣糊中有效粘合剂含量、骨料含量及骨料粒度分布的测定 喹啉萃取法

Carbonaceous materials used in the production of aluminium - Cold-ramming paste - Determination of effective binder content and aggregate content by extraction with quinoline,and determination of aggregate size distribution

铝电解用炭素材料 冷捣糊和中温糊 未焙烧糊捣实性的测定

Carbonaceous materials used in the production of aluminium - Cold and tepid ramming paste - Determination of rammability of unbaked paste

红外线气体分析器 试验方法

Test method of infrared gas analyzers

在线气体分析器 试验方法

Test methods of on-line gas analyzers

烟花爆竹 烟火药中碳含量的测定 高频-红外吸收法

Fireworks and firecrackers - Determination of carbon content in pyrotechnic compositions - High frequency-infrared absorption method

烟花爆竹 烟火药中砷的测定

Fireworks and firecracker - Determination of arsenic in pyrotechnic composition

烟花爆竹烟火药成分定性测定

Fireworks and firecracker - Qualitative determination of pyrotechnic compositions