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Plastics and ebonite — Determination of indentation hardness by means of a durometer (Shore hardness)

Plastics — Determination of indentation hardness by means of a durometer (Shore hardness)

Petroleum products and lubricants — Method of classification — Definition of classes

Overview - ISO 8681:1986 (Petroleum products and lubricants classification) ISO 8681:1986 establishes a general classification system for petroleum products, lubricants and related products and defin…