Oakton 05942-29 High-Accuracy Buffer Solution, pH 4.000, 500 mL

pH Calibration buffers for tight tolerances

Oakton® High-accuracy pH buffer solutions are sold in 500 mL glass bottles, individually or as a case of twelve. Buffers are color-coded for easy visual identification.

Features:

• pH Calibration buffers for tight tolerances
• For meters with 0.001 resolution
• Precision reference standard: pH 4.000 ±0.002 at 25°C