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Overview ISO 739:1976 - "Sodium carbonate for industrial use - Preparation and storage of test samples" specifies a concise procedure for preparing and storing test samples of sodium carbonate intend…
1 Scope This part of ISO 7391 specifies the methods of preparation of test specimens and the test methods to be used in determining the properties of polycarbonate moulding and extrusion materials. R…
1 Scope 1.1 This part of ISO 7391 establishes a system of designation for polycarbonate thermoplastic material, which may be used as the basis for specifications.