DIN EN ISO 13338:2022-10 Gas cylinders - Gases and gas mixtures - Determination of corrosiveness for the selection of cylinder valve outlet (ISO 13338:2022); German version EN ISO 13338:2022
2020DIN EN ISO 13338:2020 Gas cylinders - Gases and gas mixtures - Determination of tissue corrosiveness for the selection of cylinder valve outlets (ISO 13338:2017); German version EN ISO 13338:2020