
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 sodium oxide and boric oxide contents of crude sodium borates
出版:British Standards Institution

专家解读视频
Titrimetric method.
© British Standards Institution 2013
General notes:
This standard has been withdrawn as it is identical to ISO 2216:1972 which has been withdrawn by ISO/TC 47
ISO 2216:1972 - Equivalent