DIN EN 1899-1:1998
水质.n天后(BODn)生化氧需求测定.第1部分:烯丙基硫脲添加剂稀释接种法
Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea acid addition (ISO 5815:1989, modified); German version EN 1899-1:1998