HY-GEN PH Buffer- 4.0 | Calibration Solution For PH Meter
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Hy-Gen Calibration solution comes in 2 types, 4.0 and 7.0
Hygen pH Buffer is the upper calibration point in the "two-point" calibration of electronic meters.
Regularly calibrate your pH meter with both pH Buffer 4and pH Buffer 7 calibration solutions to ensure that your meter is operating with precision and accuracy between pH 4 and 7.