Technical Standard

Portable photometers
standard by BSI Group, 09/17/1925

Specification for tail lights for vehicles, including cycles
standard by BSI Group, 05/01/1958

Specification. Primary cells and batteries for intrinsically safe bell signalling circuits in coal mines
standard by BSI Group, 04/23/1953

Reference blocks for routine checking of ultrasonic testing equipment.
standard by BSI Group, 04/18/1956

Sedimentation tubes for red blood corpuscles
standard by BSI Group, 12/30/1954

Methods of testing plastics. Thermal properties-Determination of the melting point of semi-crystalline polymers using polarized light
standard by BSI Group, 09/30/1976

Specification for steel roller conveyors
standard by BSI Group, 01/19/1962

Ready mixes linseed oil paint (oil gloss), red oxide of iron
standard by BSI Group, 01/01/1927

Projectors for film strip and miniature lantern slides (for educational use) and optical lanterns.
standard by BSI Group, 12/30/1952

Steel conduits for electrical wiring
standard by BSI Group, 07/26/1906