Technical Standard

One-mark volumetric flasks
standard by BSI Group, 09/30/1960

Methods for measurement of air pollution-Determination of the mass concentration of nitrogen dioxide in ambient air: modified Griess-Saltzman method
standard by BSI Group, 07/31/1986

Methods of testing refractory materials. Chemical analysis (wet methods)-Chemical analysis of refractories containing silica and/or alumina
standard by BSI Group, 01/29/1988

Timber scaffold boards (11/2 inches by 9 inches softwood)
standard by BSI Group, 02/05/1963

Closets for use with chemicals. Specification for flushing portable types
standard by BSI Group, 12/29/1978

E.I. sheep skin leather for gasmeter diaphragms
standard by BSI Group, 12/31/1956

The enviromental testing of electronic components and electronic equipment. Sealing, immersion
standard by BSI Group, 01/01/1967

Gas cylinder trolleys for use in hospitals
standard by BSI Group, 06/18/1956

Specification for dimensions of toroidal sealing rings ('O' seals and their housings)
standard by BSI Group, 12/07/1962

Wood door frames and linings.
standard by BSI Group, 06/14/1949