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BS 6840-1:1987Sound system equipment. Methods for specifying and measuring general characteristics used for equipment performancestandard by BSI Group, 04/30/1987
BS 5550-3.4.9:1987Cinematography. 35 mm film. Sound. Specification for reproduction characteristics of the A-chain frequency response for 35 mm photographic soundstandard by BSI Group, 04/30/1987
BS 4140-24:1987Methods of test for aluminium oxide. Determination of fine particle size distribution (method using electroformed sieves)standard by BSI Group, 04/30/1987
BS 3056-8:1987Sizes of refractory bricks. Specification for bricks for ladlesstandard by BSI Group, 04/30/1987
BS 3456-101:1987Specification for safety of household and similar electrical appliances. General requirementsstandard by BSI Group, 04/30/1987
BS 6161-14:1987Methods of test for anodic oxidation coatings on aluminium and its alloys. Determination of infra-red reflectancestandard by BSI Group, 04/30/1987
BS M 64:1987Specification for dimensions of omega clamps (saddle clamps) for fluid tubing installationsstandard by BSI Group, 04/30/1987
BS 746:1987Specification for gas meter unions and adaptorsstandard by BSI Group, 04/30/1987
BS 5041-1:1987Fire hydrant systems equipment. Specification for landing valves for wet risersstandard by BSI Group, 03/31/1987
BS 1125:1987Specification for WC flushing cisterns (including dual flush cisterns and flush pipes)standard by BSI Group, 03/31/1987
BS 4639:1987Specification for brakes and braking systems for towed agricultural vehiclesstandard by BSI Group, 03/31/1987
BS 1902-9.1:1987Methods of testing refractory materials. Chemical analysis by instrumental methods. Analysis of alumino-silicate refractories by X-ray fluorescencestandard by BSI Group, 03/31/1987