Plastics - Methods for determining the density of non-cellular plastics - Part 1: Immersion method, liquid pyknometer method and titration method (ISO 1183-1:2012); German version EN ISO 1183-1:2012— 15 стр.
Petroleum, petrochemical and natural gas industries - Non-metallic materials in contact with media related to oil and gas production - Part 2: Elastomers (ISO 23936-2:2011)
Rubber - Standard reference elastomers (SREs) for characterizing the effect of liquids on vulcanized rubbers (ISO 13226:2011); Text in German and English— 38 стр.