BS 5857-1.5:1980 Methods for measurement of fluid flow in closed conduits, using tracers. Measurement of water flow. Transit time method using radioactive tracers standard by BSI Group, 03/31/1980
BS 5857-2.1:1980 Methods for measurement of fluid flow in closed conduits, using tracers. Measurement of gas flow. General standard by BSI Group, 03/31/1980
BS 5857-2.4:1980 Methods for measurement of fluid flow in closed conduits, using tracers. Measurement of gas flow. Transit time method using radioactive tracers standard by BSI Group, 03/31/1980
BS 5863-2:1980 Analogue signals for process control systems. Specification for direct voltage signals standard by BSI Group, 03/31/1980
BS AU 149A:1980 Specification for electrical connections between towing vehicles and trailers with 6 V or 12 V electrical equipment: type 12 N (normal) standard by BSI Group, 03/31/1980
BS 5598-7:1980 Methods of sampling and test for halogenated hydrocarbons. Methods of test for methyl chloride and ethyl chloride standard by BSI Group, 03/31/1980
BS 5738:1980 Methods of test for evaluation of vulcanization characteristics for raw natural rubbers standard by BSI Group, 03/31/1980
BS 5922:1980 Specification for glass condensers for laboratory use standard by BSI Group, 03/31/1980
BS 5915:1980 Specification for equipment for minehead assay and sorting radioactive ores in containers standard by BSI Group, 03/31/1980
BS 1728-25:1980 Methods for the analysis of aluminium and aluminium alloys. Titanium (spectrophotometric chromotropic acid method) standard by BSI Group, 03/31/1980
BS 3680-10B:1980 Measurement of liquid flow in open channels. Sediment transport. Measurement of suspended sediment standard by BSI Group, 03/31/1980
BS 5879:1980 Method for measurement of dimensional change of paper after immersion in water standard by BSI Group, 03/31/1980