BS 5688-12-1979
工业用原硼酸(硼酸),三氧化二硼(氧化硼),四硼酸二钠,高硼酸钠与粗硼酸钠的试验方法.粗硼酸钠中钛总含量的测定
Methods of test for orthoboric acid (boric acid), diboron trioxide (boric oxide), disodium tetraborates, sodium perborates and crude sodium borates for industrial use - Determination of total titanium content of crude sodium borates