BS 7020-7.2:1988 Analysis of iron ores. Methods for the determination of sulphur content. Combustion method standard by BSI Group, 01/31/1989
BS 7020-7.1:1988 Analysis of iron ores. Methods for the determination of sulphur content. Gravimetric method standard by BSI Group, 01/31/1989
BS 7020-8.1:1988 Analysis of iron ores. Methods for the determination of aluminium content. Titrimetric method standard by BSI Group, 01/31/1989
BS 7020-9.1:1988 Analysis of iron ores. Methods for the determination of manganese content. Spectrophotometric method standard by BSI Group, 01/31/1989
BS 7034-6:1988 Viscosity and viscometric fixed points of glass. Method for the determination of softening point standard by BSI Group, 01/31/1989
BS 9070-7:1971 Specification for fixed capacitors of assessed quality: generic data and methods of test. Mica dielectric capacitors standard by BSI Group, 02/18/1971
BS 9070-5:1971 Specification for fixed capacitors of assessed quality: generic data and methods of test. Ceramic dielectric capacitors standard by BSI Group, 02/18/1971
BS 9070-4:1971 Specification for fixed capacitors of assessed quality: generic data and methods of test. Polystyrene dielectric capacitors standard by BSI Group, 02/18/1971
BS 3618-4:1971 Glossary of mining terms. Drainage standard by BSI Group, 02/18/1971
BS 3618-3:1971 Glossary of mining terms. Boring and exploration standard by BSI Group, 02/18/1971
BS 9030:1971 Specification for magnetrons of assessed quality: generic data and methods of test standard by BSI Group, 02/16/1971
BS 3618-2:1971 Glossary of mining terms. Ventilation standard by BSI Group, 02/18/1971