Methods of test for boric acid, boric oxide, disodium tetraborates, sodium perborates and crude sodium borates for industrialuse. Determination of degree of attrition of sodium perborates.

NEPLATNÁ vydána dne 30.10.1981

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.

NEPLATNÁ vydána dne 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 (flame atomic absorption spectrometric method).

NEPLATNÁ vydána dne 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).

NEPLATNÁ vydána dne 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.

NEPLATNÁ vydána dne 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.

NEPLATNÁ vydána dne 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.

NEPLATNÁ vydána dne 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.

NEPLATNÁ vydána dne 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.

NEPLATNÁ vydána dne 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.

NEPLATNÁ vydána dne 28.2.1979