International Organization for Standardization (ISO)
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ISO 10694:1995
Scope
Specifies a method for the determination of the total carbon content in soil after dry combustion. The organic carbon content is calculated from this content after correcting for carbonates present in the sample. If carbonates are removed beforehand, the organic carbon content is measured directly. Applicable to all types of air-dried soil samples.
ISO 10694:1995 history
1995ISO 10694:1995 Soil quality - Determination of organic and total carbon after dry combustion (elementary analysis)