Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 1: General information and sample preparation (ISO 21068-1:2008) (Endorsed by AENOR in October of 2008.)

WITHDRAWN published on 1.6.2024

Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon (ISO 21068-2:2008) (Endorsed by AENOR in October of 2008.)

WITHDRAWN published on 1.8.2024

Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2008) (Endorsed by AENOR in October of 2008.)

WITHDRAWN published on 1.8.2024

Information and documentation -- International Standard Book Number (ISBN). (ISO 2108:2005)

WITHDRAWN published on 29.12.2006

REINFORCED CONCRETE POLES. FABRICATION AND TESTS.

WITHDRAWN published on 15.12.1984

HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS. GENERAL AND DEFINITIONS.

WITHDRAWN published on 15.5.1975

HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS. PART 2: RATING.

WITHDRAWN published on 15.3.1975

HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS. PART 3: DESIG AND CONSTRUCTION.

WITHDRAWN published on 15.3.1975

HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS. TYPE TEST ROUTINE TESTS.

WITHDRAWN published on 15.12.1976

HIGH-VOLTAGE ALTERNATING-CURRENT CIRCUIT-BREAKERS. RULES FOR THE SELECTION OF CIRCUIT-BREAKERS FOR SERVICE.

WITHDRAWN published on 15.12.1974