Hach Buffer Solution Kit, Color-coded, pH 4.01, pH 7.00 and pH 10.01, 500 mL SKU: 2947600

pH Buffer Standard Solution for pH electrode calibration. Pack of 3 color-coded pH buffers. pH is ±0.02 pH units. 500 mL bottles of pH 4.01, 7.00 & 10.01

• 33% Cost Reduction over single bottle purchase