







🧪 Calibrate like a pro—precision and reliability in every drop!
The Apera Instruments AI1104 pH Calibration Buffer Solution Kit offers ultra-precise ±0.01 pH accuracy with NIST-traceable standards, produced in an ISO 9001:2015 certified facility. Featuring color-coded buffers (pH 4.00, 7.00, 10.01), a handy CalPod organizer, and double-sealed bottles with a 2-year shelf life, this kit ensures professional-grade calibration and long-term reliability for your pH meters.





Trustpilot
2 months ago
3 weeks ago
2 days ago
2 months ago