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Bluelab pH Probe Care Kit
The Bluelab pH Probe Care Kit provides everything growers need to clean, calibrate, and maintain the accuracy of their Bluelab pH probes. Regular maintenance ensures precise pH readings, extending probe life and maintaining consistency across every measurement.
This complete kit includes Bluelab’s official pH cleaning solution, calibration standards, and tools for simple, reliable care. Designed for both pH probes and Combo Meters, it allows you to safely remove build-up, calibrate accurately, and store probes correctly for long-term performance.
Keeping your pH probe in top condition ensures stable readings and protects your crops from nutrient lockout or imbalance caused by inaccurate pH data.

Accurate Calibration
Includes pH 4.0 and 7.0 calibration solutions
Effective Cleaning
Safely removes nutrient residues and contaminants
All-in-One Care Kit
Contains everything needed for cleaning, calibration, and maintenanceMaintain professional pH accuracy and extend probe lifespan with complete, easy-to-use maintenance tools.
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Bluelab pH Probe Care Kit
Key Highlights
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Key Highlights
- Official Bluelab care kit for all pH probes and Combo Meters
- Restores probe accuracy through regular cleaning and calibration
- Includes pH 4.0 & 7.0 calibration solutions and cleaning tools
- Suitable for all Bluelab pH probes (including handheld and inline models)
- Compact and easy to use with step-by-step guide included
Directions for Use
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Directions for Use
- Rinse the pH probe thoroughly with fresh water.
- Apply Bluelab pH Probe Cleaner using the provided toothbrush to gently remove build-up.
- Rinse again with clean water.
- Pour Bluelab pH 7.0 Calibration Solution into one cup and pH 4.0 into another.
- Calibrate the probe according to your Bluelab device’s instructions.
- Optionally verify conductivity if using a Combo Meter with the included 2.77 EC Conductivity Standard.
- Store the pH probe tip in Bluelab KCl Storage Solution when not in use.
Technical Specifications
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Technical Specifications
- Kit Contents
1 × Bluelab pH Probe Cleaner (30 ml / 1 fl.oz)
2 × pH 4.0 Calibration Solution Sachets (18 ml / 0.6 fl.oz)
2 × pH 7.0 Calibration Solution Sachets (18 ml / 0.6 fl.oz)
2 × 2.77 EC Conductivity Standard Sachets (18 ml / 0.6 fl.oz)
1 × Toothbrush
3 × Plastic Cups
1 × Instruction Guide
Shipping & Returns
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Shipping & Returns
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at info@hydrooasis.com.au
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at info@hydrooasis.com.au.
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