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Studies on the phenoldisulphonic acid method for determining nitrates in soils,
By: Davis, Charles Wesley.
Publication info: Easton, Pa.,Eschenbach printing company,1917.
Contributed by: Library of Congress (archive.org)
Subjects: Analysis Nitrates Phenol sulphonic acid Soils
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Studies on the phenoldisulphonic acid method for determining nitrates in soils, by C.B. Lipman and L.T. Sharp.
By: Lipman, Charles Bernard, - Sharp, Leslie Theodore,
Publication info: Berkeley,University of California press[1912]
Contributed by: Library of Congress (archive.org)
Subjects: Analysis Nitrates Phenol sulphonic acid Soils
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