ISO 5933-1980
工业用硼酸、氧化硼、四硼酸二钠和粗硼酸钠 在硼酸、氧化硼和四硼酸二钠中镍总含量的测定以及粗硼酸钠中可溶于碱的镍含量的测定 α-糠偶酰二肟光度法
Boric acid, boric oxide, disodium tetraborates and crude sodium borates for industrial use; determination of total nickel content of boric acid, boric oxide and disodium tetraborates and the alkali-soluble nickel content of crude sodium borates; furil alp