Refillable, combination pH electrode for general laboratory purposes as well as beer testing.
| Reference | single, Ag/AgCl | |
| Junction/Flow Rate | ceramic, single / 15-20 µL/h | |
| Electrolyte | KCl 3.5M + AgCl | |
| Max Pressure | 0.1 bar | |
| Range | pH: 0 to 13 | |
| Recommended Operating Temp. | 20 to 40°C (68 to 104°F) | |
| Tip/Shape | spheric (dia: 9.5 mm) | |
| Temperature Sensor | no | |
| Amplifier | no | |
| Body Material | glass | |
| Cable | coaxial; 1 m (3.3’) | |
| Connection | BNC | 
เครื่องวัดปริมาณแอมโมเนีย ในน้ำ  รุ่น HI715						
HI98121 COMBO pH/ORP/°C-Tester, waterproof						
HI98128 pH/°C-Tester (0.01 pH resolution) - waterproof						
HI98127 pH/°C-Tester (0.1 pH resolution) - waterproof						


				
				
				
				