Brand: Erun environmental protection
Name: Portable water quality chloride ion (chloride) tester
Model Number:ERUN-90-C4
Parameters: Chloride ion (spectrophotometric method-thiocyanate color ratio method)
Brand: Erun environmental protection
Name: Laboratory bench top water chloride (chloride ion) tester
Model Number:ERUN-97-C4
Parameters: Chloride ion (spectrophotometric method-thiocyanate color ratio method)
Brand:Erun  
PH water quality on-line monitor

Model:ERUN-SZ1-A-B7
Brand: Erun environmental protection
Name: Water quality sulfite determination reagent vessel
Model Number:ERUN-SF50
Parameters: sulfite (iodimetry)
Brand: Erun
Title: Laboratory PH tester
Model:ERUN-ST7-B7
Parameters: alkalinity acidity PH 
Brand: Erun
Laboratory water quality dissolved oxygen(DO) tester
Model:ERUN-ST7-A5
Parameters:DO (oxygen electrode method)
Brand: Erun 
Portable water quality dissolved oxygen(DO) tester
Model :ERUN-SP7-A5
Parameters:DO(oxygen electrode method)
Brand: Erun
Portable water quality trace dissolved oxygen analyzer
Model: ERUN-SP3-A5
Parameter: (DO)
Brand:Erun  
ORP water quality on-line analyzer

Model:ERUN-SZ1-A-A2
Brand: Erun environmental protection
Name:Laboratory bench top water quality conductivity TDS total dissolved solids tester
Model Number:ERUN-97-T5
Parameters: conductivity TDS total dissolved solids (electrode methods)
Brand: Erun 
Name: Portable Phosphate ions tester
Model: ERUN-SP5-E3
Parameter: phosphate
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