DIN EN ISO 13693-1 E:2016-09 Safety devices for chemical irrigation in irrigation equipment Part 1: Small plastic valves for chemical irrigation (draft)
2017DIN EN ISO 13693-1:2017-07 Irrigation equipment - Safety devices for chemigation - Part 1: Small plastics valves for chemigation (ISO 13693-1:2013); German version EN ISO 13693-1:2017
2017DIN EN ISO 13693-1:2017 Irrigation equipment - Safety devices for chemigation - Part 1: Small plastics valves for chemigation (ISO 13693-1:2013); German version EN ISO 13693-1:2017
1970DIN EN ISO 13693-1 E:2016-09 Safety devices for chemical irrigation in irrigation equipment Part 1: Small plastic valves for chemical irrigation (draft)