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 calcium and magnesium contents of crude sodium borates (flame atomic absorption spectrometric method).

UNGÜLTIG herausgegeben am 31.7.1986

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 calcium and magnesium contents of crude sodium borates (titrimetric method).

UNGÜLTIG herausgegeben am 31.7.1986

Methods of test for boric acid, boric oxide, diRsodium tetraborates, sodium perborates and crude sodium borates for industrial use. Determination of sodium oxide and boric oxide contents and loss on ignition of disodium tetraborates.

UNGÜLTIG herausgegeben am 28.2.1979

Methods of test for boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrial use. Determination of sodium oxide, boric oxide and available oxygen contents of hydrated sodium perborates.

UNGÜLTIG herausgegeben am 28.2.1979

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 sulphur compounds in boric acid, boric oxide, disodium tetraborates and crude sodium borates.

UNGÜLTIG herausgegeben am 28.2.1979

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 manganese content of boric acid, boric oxide and disodium tetraborates.

UNGÜLTIG herausgegeben am 28.2.1979

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 copper content of boric acid, boric oxide and disodium tetraborates.

UNGÜLTIG herausgegeben am 28.2.1979

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.

UNGÜLTIG herausgegeben am 28.2.1979

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 loss in mass of crude sodium borates after heating at a temperature of 900°C.

UNGÜLTIG herausgegeben am 28.2.1979

Asbestos cement spigot and socket rainwater pipes, gutters and fittings.

UNGÜLTIG herausgegeben am 1.11.1939