Projects

Sulphuric acid and oleums for industrial use — Determination of sulphur dioxide content — Iodometric method

90.93   Standard confirmed

Sulphuric acid and oleum for industrial use — Determination of total acidity, and calculation of free sulphur trioxide content of oleum — Titrimetric method

90.93   Standard confirmed

Sulphuric acid for industrial use - Technical requirements

90.93   Standard confirmed

Sulphuric acid (concentrated) for industrial use - Technical requirements

90.93   Standard confirmed

Nitric acid, concentrated, for industrial use

90.93   Standard confirmed

Sulphuric acid for use in lead-acid batteries - Technical requirements

90.93   Standard confirmed

Chlorosulphonic acid, for industrial use

90.93   Standard confirmed

Hydrochloric acid for industrial use - Technical requirements

90.93   Standard confirmed

Oleum for industrial use - Technical requirements

90.93   Standard confirmed

Heavy chemicals - Phosphoric acid, for industrial use

90.93   Standard confirmed

Boric acid for industrial use - Technical requirements

90.93   Standard confirmed

Sulphuric acid and oleum for industrial use - Determination of iron content - Flame atomic absorption method

90.60   Close of review

Sulphuric acid and oleum for industrial use - Determination of lead content - Flame atomic absorption method

90.60   Close of review

Acetic anhydride - Sampling and methods of test

90.92   Standard to be revised

Acetic acid for industrial use - Determination of appearance

90.92   Standard to be revised

Acetic acid for industrial use - Determination of density at 20 °C - Hydrometer method

90.92   Standard to be revised

Acetic acid for industrial use - Determination of crystallizing point

90.92   Standard to be revised

Acetic acid for industrial use - Determination of residue on evaporation - Gravimetric method

90.92   Standard to be revised