Method for estimating the average grain size of copper and copper alloys.

WITHDRAWN published on 30.4.1991

Specification for television receivers and monitors for use in education and training.

WITHDRAWN published on 31.1.1992

Materials for horizontal damp proof courses including classification for bituminous damp proof courses..

WITHDRAWN published on 19.7.1937

Materials for horizontal damp proof courses including classification for bituminous damp proof courses..

WITHDRAWN published on 24.3.1941

Materials for damp proof courses.

WITHDRAWN published on 17.2.1966

Materials for damp proof courses.

WITHDRAWN published on 29.9.1966

Plastics piping and ducting systems. Thermoplastics pipes. Determination of the longitudinal reversion.

WITHDRAWN published on 15.7.1995

Code of practice for earthing.

WITHDRAWN published on 31.1.1992

Code of practice for earthing.

WITHDRAWN published on 15.11.1998

Code of practice for protective earthing of electrical installations.

WITHDRAWN published on 31.8.2015