BS 2709:1956

Specification for the electrical performance of semiconductor rectifiers (metal rectifiers)
standard by BSI Group, 02/14/1956

BS 1285:1980

Specification for wood surrounds for steel windows and doors
standard by BSI Group, 09/30/1980

BS 12:1947

Portland cement ordinary and rapid hardening
standard by BSI Group, 08/15/1952

BS 1452:1948

Specification for grey iron castings
standard by BSI Group, 06/18/1948

BS 2271-3:1965

Specification for quartz oscillator crystal units-Guide to the use of quartz oscillator crystals
standard by BSI Group, 01/28/1965

BS 1756-4:1965

Methods for sampling and analysis of flue gases. Miscellaneous analyses
standard by BSI Group, 07/09/1965

BS 2782-1 METHOD 141:1986

Methods of testing plastics. Thermal properties-Determination of flammability by oxygen index
standard by BSI Group, 11/28/1986

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BS 1121-6:1967

Methods for the analysis of steel . Nickel in iron, carbon steel and low alloy steel: photometric
standard by BSI Group, 03/31/1967

BS 187:1967

Specification for calcium silicate (sandlime and flintlime) bricks
standard by BSI Group, 07/30/1970

BS 2655-3:1955

Electric lifts. Outline dimensions of electric lifts
standard by BSI Group, 12/31/1955