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 ...

A study was conducted to compare the toxicities of copper, lead and zinc in laboratory water with their respective toxicities in water from the St. Louis River. St. Louis River water was collected upstream of major ...

PROJECT OBJECTIVES This study will provide information for an assessment of (1) the hazard po­tential of selected organic compounds for freshwater organisms, and (2) the use of aquatic organisms as biological screening ...