

🧪 Calibrate with Confidence — Because Precision is Non-Negotiable
This 1-gallon pH 7.00 buffer calibration solution is a NIST-traceable, color-coded standard designed for precise calibration of all pH meters. Manufactured under strict lab protocols, each batch is lot-numbered and expiration-dated, ensuring over one year of shelf life and full traceability. Ideal for pharmaceutical, academic, research, and industrial labs requiring consistent, certified accuracy.
| Customer Reviews | 4.8 out of 5 stars 12 Reviews |
A**R
Consistent calibration
Consistent calibration on ph meter, works great.
G**L
Buy in bulk!
7 buffer! A big jug of it! It's yellow and everything!
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