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Trench lining systems. Assessment by calculation or test.
Iron ores. Determination of specific surface area. Test method using air-permeability apparatus (Blaine).
Earthworks. Classification of materials.
Wool. Determination of percentage of medullated fibres by the projection microscope.
Cinematography. Reels for 16 mm motion-picture projectors (up to and including 610 m capacity: 38 cm size). Dimensions.
Optics and photonics. Holography. Methods of measuring diffraction efficiency and associated optical characteristics of holograms.
Laminate floor coverings. Specifications, requirements and test methods.
Gas explosion venting protective systems.
Road vehicles. Holding test of coatings influencing the colour of light emitted by light sources). Test methods.
Eggs and egg products. Determination of nitroimidazole residues. Liquid chromatography-tandem mass spectrometry method.
Geotechnical investigation and testing. Geohydraulic testing. Water pressure tests in rock.
Performance test for prefabricated reinforced components of autoclaved aerated concrete or lightweight aggregate concrete with open structure under transverse load.
Dried parsley (Petroselinum crispum). Specification.
Biotechnology. Laboratories for research, development and analysis. Guidance for handling, inactivating and testing of waste.
Paints and varnishes. Assessment of emissions of substances from coatings into indoor air. Sampling, conditioning and testing.
Hydraulic fluid power. Mounting dimensions for cylinders, 10 MPa (100 bar) series.
Portable equipment for projecting extinguishing agents supplied by fire fighting pumps. Portable foam equipment. Pick-up tubes.
Safety of machinery. Requirements for the drafting of the vibration clauses of safety standards.
Aerospace series. Lamp caps. Dimensions.
Aerospace series. Nuts, hexagon, slotted/castellated, reduced height, normal across flats, in heat resisting steel, passivated. Classification: 900 MPa (at ambient temperature)/650°C.