spectrophotometry,Nexler’s reagent spectrophotometry and molybdic acid spectrophotometry were used to test the concentrations of
COD in the water. The reacting is used by digestion tube.The digestion and color comparison are combined in one.
Test item | COD |
Test range | 0-15000(COD) |
Wave length | 450nm/610nm |
Method | Spectrophotometer |
Precision | 5% |
Light source | silicon diode |
Life of battery | More than 30h |
Size and weight | 90x70x125mm 300g(including battery) |
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