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Portable multi parameter water quality analyzer with built-in digestion device
Water quality COD ammonia nitrogen total phosphorus total nitrogen analyzer
COD analyzer, water quality detector, COD analyzer
COD tester
COD and multi parameter water quality rapid analyzer
Digital UV-COD sensor
COD automatic monitoring instrument
COD water quality automatic analyzer
CODcr analyzer
Digital COD sensor
COD-632 COD ammonia nitrogen total nitrogen analyzer (color touchscreen model)
COD-623 portable COD total nitrogen analyzer (color touchscreen model)
COD-622 portable COD total phosphorus analyzer (color touchscreen model)
COD-631 COD ammonia nitrogen total phosphorus analyzer (color touchscreen model)
