Transportable gas cylinders - Gases and gas mixtures - Part 2: Determination of flammability and oxidizing ability of gases and gas mixtures; German version EN 720-2:1996— 13 стр.
Transportable gas cylinders - Compatibility of cylinder and valve materials with gas contents - Part 1: Metallic materials (ISO 11114-1:1997) (includes corrigendum AC:1998); German version EN ISO 11114-1:1997— 24 стр.
