Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
environmental chemistry measurement
|
| gptkbp:abbreviation |
COD
|
| gptkbp:affects |
chloride interference
inorganic reducing agents |
| gptkbp:determines |
potassium dichromate method
|
| gptkbp:expressedIn |
mg O2/L
|
| gptkbp:hasHigh |
high pollution level
|
| gptkbp:hasUnit |
mg/L
|
| https://www.w3.org/2000/01/rdf-schema#label |
Chemical Oxygen Demand
|
| gptkbp:importantFor |
environmental impact assessment
wastewater treatment monitoring |
| gptkbp:measures |
amount of oxygen consumed by chemical oxidation of organic and inorganic matter in water
|
| gptkbp:regulates |
environmental agencies
|
| gptkbp:relatedTo |
gptkb:Biochemical_Oxygen_Demand
gptkb:Total_Organic_Carbon |
| gptkbp:test_duration |
typically 2 hours
|
| gptkbp:test_involves |
oxidation of organic compounds
heating sample with strong oxidant |
| gptkbp:type |
surface water
wastewater |
| gptkbp:used_in |
water quality assessment
|
| gptkbp:bfsParent |
gptkb:Biochemical_Oxygen_Demand
|
| gptkbp:bfsLayer |
6
|