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Determining Organic Carbon in Soils A Modification of the Chromic Acid Reduction Method

✍ Scribed by Purvis, E. R.; Higson, Geo. E.


Book ID
126842034
Publisher
American Chemical Society
Year
1939
Weight
419 KB
Volume
11
Category
Article
ISSN
0096-4484

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Determination of total soil nitrogen is usually performed by digesting a soil sample with sulfuric acid, salts and a catalyzing agent. Organic carbon determinations may be performed in a chromic acid digest. Several possibilities were investigated in order to combine the two digestion methods into a