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COD-621 portable COD ammonia nitrogen analyzer (color touchscreen model)
COD-632 COD ammonia nitrogen total nitrogen analyzer (color touchscreen model)
COD-623 portable COD total nitrogen analyzer (color touchscreen model)
COD-624 Portable Ammonia Nitrogen Total Phosphorus Analyzer (Color Touch Screen)
COD-622 portable COD total phosphorus analyzer (color touchscreen model)
COD-633 Ammonia Nitrogen Total Phosphorus Total Nitrogen Analyzer (Color Touch Screen Model)
COD-626 portable total phosphorus and total nitrogen analyzer (color touchscreen)
COD-631 COD ammonia nitrogen total phosphorus analyzer (color touchscreen model)
TN-604 portable total nitrogen analyzer (color touchscreen model)
TP-603 portable total phosphorus analyzer (color touchscreen model)
LDO320 portable fluorescence dissolved oxygen analyzer
LED purification lamp
Purification Engineering of Hangzhou Biological Laboratory
Laboratory Air Purification Engineering
Hangzhou Air Purification Project
200g ozone generator
