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Determination of chemical oxygen demand (COD) using an alternative wet chemical method free of mercury and dichromate - ScienceDirect
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![PDF] Determination of chemical oxygen demand in aqueous samples with non-electrochemical methods | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/deb2b14681cea38d1422c3d4f80484afe323acc8/2-Figure1-1.png "PDF] Determination of chemical oxygen demand in aqueous samples with non-electrochemical methods | Semantic Scholar")
PDF] Determination of chemical oxygen demand in aqueous samples with non-electrochemical methods | Semantic Scholar
Chemical oxygen demand: Historical perspectives and future challenges - ScienceDirect
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Variation of the chemical oxygen demand (COD) and biological oxygen... | Download Scientific Diagram
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