TCDD, the most toxic member of the family, is used as reference compound, and all other dioxins are assigned a toxicpotency relative to TCDD, based on experimental studies.
TCDD在这个家族中毒性最强，被用作参照物，所有其它二恶英均根据实验研究确定相对于TCDD的毒性。
2
Many nitrite test kits have the potency to suffer from amine interference resulting in toxic nitrite not being detected.