everse osmosis pure water equipment have any requirements on water?
Chongqing water treatment told everyone in general, reverse osmosis pure water equipment, water quality requirement of PH value in the 4-11, water hardness in 10-250 mg/L, the COD is less than 3 mg/L, is popular with municipal tap water as water quality of the benchmark, in southern China region can be general, but in other parts of the first water quality monitoring, to do again to confirm.
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