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ISO 387:1977 Hydrometers — Principles of construction and adjustment
ISO 120:1977 Plastics — Phenol-formaldehyde mouldings — Determination of free ammonia and ammonium compounds — Colorimetric comparison method
ISO 3801:1977 Textiles — Woven fabrics — Determination of mass per unit length and mass per unit area
ISO 4321:1977 Washing powders — Determination of active oxygen content — Titrimetric method
ISO 4786:1977 Enclosed-scale adjustable-range thermometers
ISO 4324:1977 Surface active agents — Powders and granules — Measurement of the angle of repose
ISO 3857-1:1977 Compressors, pneumatic tools and machines — Vocabulary — Part 1: General
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