BS 5688-11:1979
工業用原硼酸(硼酸),三氧化二硼(氧化硼),四硼酸二鈉,高硼酸鈉與粗硼酸鈉的試驗方法.粗硼酸鈉中鋁總含量的測定
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 aluminium content of crude sodium borates