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ISO 14235:1998 Soil quality - Determination of organic carbon by sulfochromic oxidation
standard by International Organization for Standardization, 08/01/1998
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This International Standard specifies a method for the spectrometric determination of organic carbon content in soil by oxidation in a sulfochromic medium.
This International Standard is applicable to all types of air-dry soil samples.
This International Standard is not applicable to soils containing mineral-reducing compounds, e.g. Cl or Fe2+. By convention the chloride content in the test portion shall not exceed 2 mg.