Survey of Illinois crude oils for trace concentrations of mercury and selenium
By: R.F. Mast and R.R. Ruch
Contributors: Ruch, R. R., joint author
Series: Illinois State Geological Survey. Environmental geology notes -- no.65; Environmental geology notes (Illinois State Geological Survey) -- no.65.
Published: 1973
Place of publication: Urbana
Language: eng
Subjects: Petroleum; Oils and fats; Analysis
Notes: Cover title.

Includes bibliographical references (p. 9).