Browse Standards

磷矿石和磷精矿中三氧化硫含量的测定 重量法

Phosphate rock and concentrate--Determination of sulfur trioxide content--Gravimetric method

磷矿石和磷精矿石氧化钾含量的测定 火焰原子吸收光谱法

Phosphate rock and concentrate--Determination of potassium oxide content--Flame atomic absorptionspectrometric method

磷矿石和磷精矿中碘含量的测定 分光光度法和离子选择性电极法

Phosphate rock and concentrate--Determination of iodine content--Spectrophotometric andspecific ion electrode methods

磷矿石和磷精矿中氧化锰含量的测定 分光光度法和容量法

Phosphate rock and concentrate--Determination of manganese oxide content--Spectrophotometric and volumetric methods

磷矿石和磷精矿中二氧化碳含量的测定 气量法

Phosphate rock and concentrate--Determination of carbon dioxide content--Gasometric method

磷矿石和磷精矿中灼烧失量的测定 重量法

Phosphate rock and concentrate--Determination of loss on ignition--Gravimetric method

磷矿石和磷精矿中酸不溶物含量的测定 重量法

Phosphate rock and concentrate--Determination of acid insoluble content--Gravimetric method

磷矿石和磷精矿中氟含量的测定 离子选择性电极法

Phosphate rock and concentrate--Determination of fluorine content--Specific ion electrode method

磷矿石和磷精矿中氧化镁含量的测定 火焰原子吸收光谱法和容量法

Phosphaterock and concentrate--Determination of magnesium oxide content--Flame atomic absorption spectrometric and volumetric methods

磷矿石和磷精矿中氧化钙含量的测定 容量法

Phosphate rock and concentrate--Determination of calcium oxide content--Volumetric methods

磷矿石和磷精矿采样与样品制备方法

Phosphate rock and concentrate--Methods of sampling and preparing sample

金属镝及氧化镝化学分析方法 对氯苯基荧光酮-溴化十六烷基 三甲基胺分光光度法测定钽量

Dysprosium and dysprosium oxide--Determination of tantalum content--Para-chloride-phenylfluorone-cetyl trimethyl ammonium bromide-ethanol spectrophotometric method

蒸汽加热设备节能监测方法

Monitoring and testing method for energy saving of steam heating equipments

工业电热设备节能监测方法

Monitoring and testing method for energy saving of electroheat device in industry

硫酸铵

Ammonium sulphate

橡胶密封制品术语

Rubber sealings articles--Terminology

海洋学术语 海洋生物学

Oceanographic terminology--Marine biology

海洋学综合术语

Oceanography general terminology

海洋学术语 海洋化学

Oceanographic terminology--Marine chemistry

海洋学术语 物理海洋学

Oceanographic terminology--Physical oceanography