Food hygiene – Containers for liquid, granulated and powdered foodstuffs – Part 1: Materials and constructive features
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/2000

Food hygiene – Containers for liquid, granulated and powdered foodstuffs – Part 1: Materials and constructive features, evaluation of suitability, marking, proof of application and identification
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2014