Much work has been done during the past few years showing that as the temperature of an organism changes, either upward or down, ionic equilibrium is disturbed within this organism. The degree of disturbance has been shown ...

Acute 48-h renewal toxicity tests with chlorpyrifos were conducted using the cladocerans Ceriodaphnia dubia and Daphnia magna as the test organisms. The toxicity tests were conducted to generate median effect concentration ...

An acute 96-h static toxicity test with toxaphene was conducted using a pulmonate snail, Physa sp. as the test organism. The toxicity test was designed to generate LCSO values at 4, 8, 24, 48, 72 and 96 h of exposure. ...

In many countries, numerous process and chemical products or fo1IDulatjons are used to control fouling organisms development in industrial water cooling circuits_ But, most of these processes are in opposition with ...

Q-Xylene is one of three isomers of commercial xylene. It is a flammable, colorless liquid of moderate solubility in water. Xylene is used as a solvent, as a raw material for the production of organic chemicals used ...

2-Cresol (2-methylphenol) is a crystalline solid at temperatures up to 30° C, above which it is a yellowish liquid. It has a phenolic odor, and darkens with exposure to air and light. It is used as a disinfectant, ...

Q-Toluidine (2-aainotoluene, Q-methylaniline, 2-methyl benzenamine) is a manufactured chemical. It is used in the manufacture of various dyes, printing textiles, blue-black, and making various colors fast to acids. ...

Q-Anisidine is a yellowish liquid which becomes brownish with exposure to air. It is used in the manufacture of azo dyes. It is moderately soluble in water, and may enter the aquatic environment via discharges from ...

Seven-day acute renewal toxicity_ tests were conducted using the fathead minnow (Pimephales promelas) or a cladoceran (Ceriodaphnia dubia) by exposing them to several concentrations of either ammonia, aniline, methyl ...

Great Lakes fish are known dietary sources of persistent organochlorine and heavy metal toxicants. The Ojibwa of the upper Great Lakes have a long history of relying upon the Great Lakes fishery for subsistence and ...