pH Buffers Have Temperature Conversion Charts on Their Labels
Ready-to-use calibration standard.pH Buffers 4.00, 7.00 and 10.00 are color coded for easy identification. Convenient 20L size is packaged in Cubitainer™ container with a spout. Calibrate your meter per the manufacturer’s specifications. Always use a fresh buffer to calibrate and do not pour unused standard back into the because of the risk of contamination. NIST traceable. No shipping restrictions apply.