pH Tester
SizepH Tester
Special Features
- Battery: four aaa 1.5 v
- Buffer recognition: usa 4.01, 7.00, 10.01 and nist 4.01, 6.86, 9.18
- Calibration: up to 3 points
- Conductivity accuracy: 1 percent full scale
- Display type: lcd
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