Preinsulated ductile iron pipeline systems.

WITHDRAWN published on 14.7.2005

Photographic exposure tables.

WITHDRAWN published on 1.8.1941

Photographic exposure tables.

WITHDRAWN published on 28.5.1954

Chemicals used for treatment of water intended for human consumption. Aluminium iron (III) chloride (monomeric) and aluminium iron (III) chloride hydroxide (monomeric).

WITHDRAWN published on 2.7.2002

Rules for the preparation of detail specifications for semiconductor devices of assessed quality: low noise, low power microwave transistors.

WITHDRAWN published on 31.12.1989

Rules for the preparation of detail specifications for semiconductor devices of assessed quality: microwave semiconductor switches (without integrated driver circuits).

WITHDRAWN published on 31.5.1990

Rules for the preparation of detail specifications for semiconductor devices of assessed quality: field effect transistors for microwave applications.

WITHDRAWN published on 15.7.1980

Oil circuit-breakers for alternating-current circuits up to and including 660 volts.

WITHDRAWN published on 18.7.1955

Chemicals used for treatment of water intended for human consumption. Carbon dioxide.

WITHDRAWN published on 15.4.1998

Chemicals used for treatment of water intended for human consumption. Carbon dioxide.

WITHDRAWN published on 30.9.2008