Browse Standards

表面活性剂 用拉起液膜法测定表面张力

Surface active agents - Determination of surface tension by drawing up liquid films

表面活性剂 分散剂中钙、镁离子总含量的测定方法

Surface active agents - Determination for total calcium ion and magnesium ion contents in dispersing agents

环氧乙烷型及环氧乙烷-环氧丙烷嵌段聚合型非离子表面活性剂 浊点的测定

Non-ionic surface active agents obtained from ethylene oxide and ethylene oxide/propylene oxide block copolymers - Determination of cloud point

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

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

工业循环冷却水中亚硝化菌的测定 MPN法

Examination of nitrite bacteria in industrial circulating cooling water - MPN test

烟花爆竹用铁粉

Fireworks and firecracker - Iron powder

脂肪烷基二甲基氧化胺

Fatty alkyl dimethyl amine oxides

按摩精油

Massage essential oil

化学试剂 过硫酸铵

Chemical reagent - Ammonium persulfate

化学试剂 硝酸钡

Chemical reagent - Barium nitrate

化学试剂 氯酸钾

Chemical reagent - Potassium chlorate

化学试剂 过二硫酸钾(过硫酸钾)

Chemical reagent - Potassium peroxydisulfate

精制硫酸镍

Refined nickel sulfates

精制硫酸钴

Refined cobaltous sulfates