Admixtures for concrete, mortar and grout. Sampling, conformity control, evaluation of conformity, marking and labelling.

WITHDRAWN published on 15.10.2000

Admixtures for concrete, mortar and grout. Sampling, conformity control and evaluation of conformity.

WITHDRAWN published on 7.3.2006

Specification for vulcanized fibre (natural colour) rods and tubes for electrical purposes.

WITHDRAWN published on 15.3.1941

Rules for the preparation of detail specifications for semiconductor devices of assessed quality: low current general purpose thyristors (up to 3 ampere rating).

WITHDRAWN published on 31.5.1973

Optics and optical instruments. Contact lenses. Determination of strains for rigid contact lenses.

WITHDRAWN published on 15.4.1999

Rules for the preparation of detail specifications for semiconductor devices of assessed quality: medium current general purpose thyristors (1-100 ampere rating).

WITHDRAWN published on 30.4.1973

Optics and optical instruments. Contact lenses. Determination of inclusions and surface imperfections for rigid contact lenses.

WITHDRAWN published on 15.9.1998

Optics and optical instruments. Test lenses for calibration of focimeters. Test lenses for focimeters used for measuring spectacle lenses.

WITHDRAWN published on 13.7.2005

Rules for the preparation of detail specifications for semiconductor devices of assessed quality: high current general purpose thyristors (greater than 50 ampere rating).

WITHDRAWN published on 17.8.1972

Optics and optical instruments. Test lenses for calibration of focimeters.

WITHDRAWN published on 15.12.1996