Improved density gradient separation techniques using sodium polytungstate and a comparison to the use of other heavy liquids
By: Gary L. Skipp & Isabelle Brownfield.
Contributors: Brownfield, Isabelle K.; Geological Survey (U.S.)
Series: Open-file report -- 92-386.; U.S. Geological Survey open-file report -- 92-386.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; [Books and Open-File Reports Section, distributor]
Published: 1993
Place of publication: [Denver, Colo.]
Language: eng
Format: Microform
Number of pages: 16
Subjects: Centrifugation, Density gradient.; Separation (Technology); Sedimentation analysis.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 93-1308-M.

Includes bibliographical references (p. 15).

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1993] 1 microfiche : negative.