DIN 38414-20:1996
德國檢驗水、廢水和污泥的標準方法.淤泥和沉積物(S組).第20部分:六多氯化二次苯基(PCB)的測定 (PCB) (S 20)
German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 20: Determination of 6 polychlorinated biphenyls (PCB) (S 20)