polycyclic aromatic hydrocarbon

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Related to Polynuclear aromatic hydrocarbon: Pahs

polycyclic aromatic hydrocarbon

[‚päl·ē‚sī·klik ‚ar·ə‚mad·ik ′hī·drə‚kär·bən]
(organic chemistry)
A compound containing two or more fused benzene rings such as naphthalene or anthracene.
References in periodicals archive ?
Contamination of the soil with the likes of tar, phenolics, polynuclear aromatic hydrocarbons (PAH) and volatile aromatics (BTX) is not unusual.
In the second half of the year, during summer and fall, samples were also analyzed for polynuclear aromatic hydrocarbons (PAHs).
Polynuclear aromatic hydrocarbons or PAH are composed of a number of benzene rings, such as napthalene with two benzene rings: [FORMULA DATA OMITTED]
They propose that these compounds, called benzthiazoles, could serve as a tracr for certain toxic chemicals called polynuclear aromatic hydrocarbons (PAHs).
Louis River was polluted with polynuclear aromatic hydrocarbons and heavy metals left over from the areas industrial past.
Soil contamination at the site includes coal tar-contaminated materials including but not limited to: volatile organic compounds (VOCs), including benzene, toluene, ethylbenzene and xylenes (BTEX); semi-VOCs, including polynuclear aromatic hydrocarbons (PAHs); and metals.
The relationship between polynuclear aromatic hydrocarbons in ambient air and 1-hydroxypyrene in human urine.
The polycyclic aromatic environment of the fluidized bed coal combustion process--an investigation of chemical and biological activity // Polynuclear Aromatic Hydrocarbons: Physical and Biological Chemistry.
Samples were screened for more than 70 chemicals, including heavy metals, pesticides, polynuclear aromatic hydrocarbons, PCBs and herbicides.
Polynuclear aromatic hydrocarbons (PAHs) are ubiquitous and persistent environmental contaminants.
To plan future study designs, the RTI team will collect exposure data for chlorpyrifos and other pesticides, and for benzo(a)pyrene and other polynuclear aromatic hydrocarbons.