Analysis of iron ores. Method for the determination of water soluble chloride content. Ion-selective electrode method.

WITHDRAWN published on 31.10.1990

Analysis of iron ores. Method for the determination of total iron content. Titrimetric methods.

WITHDRAWN published on 31.1.1989

Analysis of iron ores. Method for the determination of total iron content. Silver reduction titrimetric method.

WITHDRAWN published on 31.10.1990

Analysis of iron ores. Methods for the determination of phosphorus content. Titrimetric method.

WITHDRAWN published on 31.1.1989

Analysis of iron ores. Methods for the determination of sulphur content. Gravimetric method.

WITHDRAWN published on 31.1.1989

Analysis of iron ores. Methods for the determination of aluminium content. Flame atomic absorption spectrometric method.

WITHDRAWN published on 15.10.1993

Analysis of iron ores. Methods for the determination of manganese content. Spectrophotometric method.

WITHDRAWN published on 31.1.1989

Analysis of iron ores. Methods for the determination of manganese content. Flame atomic absorption spectrometric method.

WITHDRAWN published on 15.10.1993

Code of practice for thermal insulation of roofs externally by means of sprayed rigid polyurethane (PUR) or polyisocyanurate (PIR) foam.

WITHDRAWN published on 30.6.1989

Guide to construction and use of 130 mm (5.25 in) flexible disk cartridges for data interchange using modified frequency modulation recording at 7958 ftprad, 3.8 tpmm (96 tpi) on both sides. Track format A.

WITHDRAWN published on 28.2.1989