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Milk and milk products — Determination of nitrogen content — Part 4: Determination of protein and non-protein nitrogen content and true protein content calculation (Reference method)

Timber structures — Testing of punched metal plate fasteners and joints

Timber structures — Testing of joints made with mechanical fasteners — Requirements for timber density

Liquefied petroleum gases — Calculation method for density and vapour pressure — Amendment 1

Plastics — Phenolic resins — Determination of residual phenol content by gas chromatography

Plastics — Phenolic resins — Determination of pH

Pliers and nippers — Multiple slip joint pliers — Dimensions and test values

Tools for pressing — Matrixes

Photography — Roll films, 126, 110 and 135-size films — Identification of the image-bearing side

Mechanical properties of fasteners made of carbon steel and alloy steel — Part 1: Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread

Fasteners — Mechanical properties of fasteners made of carbon steel and alloy steel — Part 2: Nuts with specified property classes

Mechanical properties of fasteners made of carbon steel and alloy steel — Part 3: Flat washers with specified property classes — Amendment 1

Mechanical properties of fasteners made of carbon steel and alloy steel — Part 5: Set screws and similar threaded fasteners with specified hardness classes — Coarse thread and fine pitch thread

Mechanical properties of fasteners — Part 7: Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm

Ophthalmic optics — Uncut finished spectacle lenses — Part 1: Specifications for single-vision and multifocal lenses

Ophthalmic optics — Uncut finished spectacle lenses — Part 2: Specifications for power-variation lenses

Ophthalmic optics — Uncut finished spectacle lenses — Part 3: Transmittance specifications and test methods

Ophthalmic optics — Uncut finished spectacle lenses — Part 4: Specifications and test methods for anti-reflective coatings

Ophthalmic optics — Uncut finished spectacle lenses — Part 5: Minimum requirements for spectacle lens surfaces claimed to be abrasion-resistant

Diesel engines — Testing of fuel injectors — Part 1: Hand-lever-operated testing and setting apparatus