
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 and alkali-soluble silica contents of crude sodium borates
出版:British Standards Institution

专家解读视频
Spectrometric method.
© British Standards Institution 2013
General notes:
This standard has been withdrawn as it is identical to ISO 5935:1984 which has been withdrawn by ISO/TC 47
ISO 5935:1984 - Equivalent