Apera Instruments AI1114 pH Calibration Solution Kit (7.00, 4.00), 16 oz. for Each, Plus Apera CalPod Solution Holder, NIST traceable;

The Apera Instruments AI1114 pH calibration buffer solution Kit includes two 16oz bottles of pH buffer solutions (pH 4.00 & pH 7.00); plus Aprea's unique Callbox for easy organization of all buffer solutions. Say Goodbye to all the mess when performing calibrations. The color-coded buffer solutions are standardized against NIST certified pH References within 0.01 pH at 25˚C (77˚F). it’s ideal for the calibration of all types of pH meters. Since pH level is affected by temperature, a temperature/pH reference Chart is provided on the bottle label for reference. All the solutions are double-sealed, not subject to the DOT shipping restrictions; have a 1-year shelf life. Expiration date is printed on the bottle. MSDS documents are downloadable. Note: store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of REACH of children.