Determination of sub-nanogram amounts of silver in rain water by stable isotope dilution

Abstract

Work performed under the auspices of the U.S. Energy Research and Development Administration, under contract No. W-7405-Eng-48, and the Environmental Protection Agency, under interagency agreement D7-0321. Mention of a company or product name does not imply approval or recommendation of the product by the University of California or the U.S. Energy Research and Development Administration to the exclusion of others that may be suitable