Color-coded, Double-sealed, 2-Year shelf life. Expiration date and Temperature/pH reference chart provided for reference
Apera's unique CalBox included, no more mess for your meter's calibration
Apera InstrumentspH Calibration Solution Kit
The Apera Instruments AI1109 pH Calibration Buffer Solution Kitincludes three 16oz bottles of pH buffer solutions (pH 4.00, pH 7.00,and pH 10.01), one 4oz bottle of 3M KCL storage solution for pH/ORPelectrodes, plus one piece of Apera's unique CalBox, which helps usersto organize all the solutions in one place and create no more mess inthe calibration process.
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.
The 3M KCL Storage Solution helps keep the sensitivity and accuracy of your pH probes