EFFECT OF PH ON THE CHRONIC TOXICITY OF 2,4,5-TRICHLOROPHENOL TO THE FATHEAD MINNOW, PIMEPHALES PROMELAS

Abstract

Chronic toxicity tests with the compound 2,4,5-trichlorophenol were conducted using the fathead minnow, Pimephales promelas Rafinesque. The tests were conducted with flowing water for a duration of 28 days at three nominal pH levels of 7.0, 7.8 and'S.6.