Toxicity Identification Evaluation[J]. Archives of Р sediment toxicity identification and evaluation[J]. Environmental Environmental Contamination and Toxicology, 1994, 27(4): 555-560. Р Pollution & Control, 2009, 31(12): 35-41. [20] YANG L, YU H X, YIN D Q, et al. Application of the simplified Р[7] ELIAS-SAMLALSINGH N, AGARD J B R. Application of toxicity toxicity identification evaluation procedures to a chemical works Р identification evaluation procedures for characterizing produced water effluent[J]. Chemosphere, 1999, 38(15): 3571-3577. Р using the tropical mysid, Metamysidopsis insularis[J]. Environmental [21] MOUNT D R, HOCKETT J R. Use of toxicity identification Р Toxicology and Chemistry, 2004, 23(5): 1194-1203. evaluation methods to characterize, identify, and confirm hexavalent