| Super-types: | xs:unsignedByte < EssCO (by restriction) | 
|---|---|
| Sub-types: | None | 
| Name | EssCO | 
|---|---|
| Content | 
               
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| Documentation | <Definition> The concentration of carbon monoxide in the air, measured in parts per million. The value 255 shall indicate an error condition or missing value.</Definition> |