Pinpoint(r) High-Precision pH Calibration Fluids Kit (pH Buffer Solution), 10 Piece Set – 7.000, 10.000

PINPOINT High-Precision pH Calibration Fluids Kit contains 10 packets: 5 pouches of 7.000 +/- 0.002, 5 pouches of 10.000 +/- 0.005 Calibration Fluids. Each one comes it’s own plastic-lined, foil envelope packet. They are ready to use, no mixing required, are extremely accurate and field portable. Each packet contains ample pre-mixed fluid for calibration (approx. 25 mL)