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Title: Emission of organic air pollutants from shale oil waste waters

Journal Article · · Environ. Sci. Technol.; (United States)
DOI:https://doi.org/10.1021/es00124a016· OSTI ID:6433485

The emission of organic compounds from shale oil waste waters was investigated by using headspace and purge and trap sampling followed by analysis by gas chromatography with mass spectral and flame ionization detection. The air above waste water samples held in closed containers contained relatively small amounts of organic compounds (ng/mL), while 3 orders of magnitude greater quantities were purged from the waste waters. Six waste waters exposed to large amounts of air emitted similar distributions of the same compounds, with aromatic nitrogen-containing compounds (primarily alkylpyridine isomers) accounting for 40-78% of the total emitted organics from a single waste water, ketones for 3-13%, phenols for 2-11%, and nitriles for 2-6%. Vaporized organic compounds accounted for 2-5% of the dissolved organic carbon for the three process retort waste waters, compared to 23-52% of the three gas-condensate retort waste waters. Air samples collected in and near a pilot shale oil waste water treatment facility displayed qualitative agreement with the results of purge and trap analyses.

Research Organization:
Univ. of Colorado, Boulder
DOE Contract Number:
AC02-83ER60121
OSTI ID:
6433485
Journal Information:
Environ. Sci. Technol.; (United States), Vol. 18:6
Country of Publication:
United States
Language:
English