Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory
Subtitle: determination of methylene blue active substances by spectrophotometry
By: by Mark R. Burkhardt ... [et al.]
Contributors: Burkhardt, M. R.; Geological Survey (U.S.)
Series: U.S. Geological Survey open-file report -- 95-189
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; Earth Science Information Center, Open-File Reports Section [distributor]
Published: 1995
Place of publication: Denver, Colo
Language: eng
Format: Microform
Subjects: National Water-Quality Laboratory (U.S.); Water -- United States -- Analysis
Other titles: Determination of methylene blue active substances by spectrophotometry
Notes: Distributed to depository libraries in microfiche

Shipping list no.: 97-0849-M

Microfiche. [Denver, Colo.] : U.S. Geological Survey, [1997] 1 microfiche