Use this kit for pH sensor calibration, then convert the pH buffers into stable ORP buffers by saturating with quinhydrone for ORP sensor calibration. The kit can be used for up to 30 calibrations.
- Simple calibration of pH and ORP simultaneously
- Fast response time
- Mix and prepare the calibration buffers in seconds
- Instantly ready for use and ships with plastic beakers and stirring sticks
- One year shelf life guaranteed