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Science 29 January 1971:
Vol. 171. no. 3969, pp. 383 - 385
DOI: 10.1126/science.171.3969.383
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Articles

Arsenic in Potable Desert Groundwater: An Analysis Problem

G. C. Whitnack 1 and H. H. Martens 2

1 Michelson Laboratory, Naval Weapons Center, China Lake, California 93555
2 Boron Community Services District, Boron, California 93516

An accuracy investigation, initiated because of conflicting analytical data on the arsenic content for some 24 drinkinig water locations in the Mojave Desert, revealed that interference with the evolution of arsine in the American Public Health Association silver diethyldithiocarbamate method caused either color enhancement or arsine suppression. For certain types of natural waters this method is unreliable.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)