DIN 38412-33:1991
德國檢驗水、廢水和污泥的標準方法.第33部分:生物試驗法(L 組).通過滴定度測定廢水毒性對綠藻的影響程度(柵藻屬-葉綠素-熒光試驗)(L33)
German standard methods for the examination of water, waste water and sludge; bio-assays (group L); determining the tolerance of green algae to the toxicity of waste water (Scenedesmus chlorophyll fluorescence test) by way of dilution series (L 33)