25 February 2020 Tracked Changes. Geotextiles and geotextile-related products. Characteristics required for use in the construction of canals
25 February 2020 Tracked Changes. Mineral oil-filled electrical equipment in service. Guidance on the interpretation of dissolved and free gases analysis
25 February 2020 Tracked Changes. Copper and copper alloys. Seamless, round copper tubes for medical gases or vacuum
25 February 2020 Tracked Changes. Bituminous mixtures. Material specifications. Asphalt Concrete
25 February 2020 Tracked Changes. Bituminous mixtures. Material specifications. Asphalt Concrete for Very Thin Layers (BBTM)
25 February 2020 Tracked Changes. Short-circuit currents in three-phase a.c. systems. Calculation of currents
25 February 2020 Tracked Changes. Leak detection systems. General Principles
25 February 2020 Tracked Changes. Fire classification of construction products and building elements. Classification using data from external fire exposure to roofs tests
25 February 2020 Tracked Changes. Aerospace series. Quality management systems. Requirements for Oversight of Aerospace Quality Management System Registration/Certification Programs
25 February 2020 Tracked Changes. Sports mats. Determination of shock absorption
25 February 2020 Tracked Changes. Plastics. Methods of exposure to laboratory light sources. Fluorescent UV lamps
25 February 2020 Tracked Changes. Textiles. Tests for colour fastness. Colour fastness to rubbing. Small areas