The permanganate method is yet another widespread process for measuring COD. It involves incorporating a known excess of potassium permanganate to the known quantity of sample inside the existence of sulfuric acid.Chemical oxygen demand can be an index of pollution that actions the influence of pollutants on dissolved oxygen. During the COD test, a
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This sort of columns has far more polar stationary period in comparison to the cell section. The packing materials from the column should be much more polar compared to cellular section which situation is fulfilled by the silica that's polar substance.To reduce these challenges we put a guard column ahead of the analytical column. A Guard column ge
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