$57.40 - $57.75
The pH Singles are ideal for field calibration—just select the pouches needed and carry them to your test site for on-the-spot calibration and verification. No bottles to carry or clean. Pouches are air-tight for maximum freshness and unquestionable reliability. Packets are labeled with temperature versus pH reference tables. Sold in packs of twenty 20mL pouches.
NIST traceable, All solutions are certified traceable to NIST™ standards.