Singlet pH buffer for single use, pH 7, 20 ml, 20 pcs/pack

These buffers solutions packs are used for pH meter calibration. The sealed foil pouches can be transported easily and safely without any spillage and also prevents contamination or exposure to air of the solutions.

Ideal for on-site analyses
Easy to use
Accuracy pH: ±0,02 at 25 °C
Traceable to NIST