BS 5688-23:1981

Methods of test for boric acid, boric oxide, <i>di</i>sodium tetraborates, sodium perborates and crude sodium borates for industrialuse-Determination of total nickel content of boric acid, boric oxide and <i>di</i>sodium tetraborates and the alkali-soluble nickel content of crude sodium borates

BSI Group , 10/30/1981