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Page 5953, results 148801 - 148825

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Publication Extents

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Field determination of nanogram quantities of mercury in soils and rocks
Margaret Hinkle, Kam Wo Leong, F. N. Ward
1965, Open-File Report 65-71
A method for determining nanogram quantities of mercury in geological materials is based on the catalytic effect of mercury on the reaction of ferrocyanide with nitrosobenzene to produce a violet-covered compound whose intensity if proportional to the mercury present. The mercury is released by heating a sample of soil or...
Hydrology of Guam
P.E. Ward, S.H. Hoffard, D.A. Davis
1965, Professional Paper 403-H
No abstract available....