Calibration solution set pH 4.01 / 7.00 / 10.01 + 3M KCl

Description

• pH value: 4.01 / pH 7.00 / pH 10.01 + storage solution 3M KCl, 250ml each
• Precise calibration: Accuracy of pH 0.015 allows highly accurate calibration
• Easy recognition: Based on the colors, you can recognize the correct solution at a glance (pH 4: red, pH 7: green, pH 10: blue)
• The 3M KCl storage solution preserves the sensitivity and accuracy of the pH / ORP electrodes
• Use immediately: Instead of dissolving powder in distilled water first, you can use this solution immediately
• Long shelf life, batch certificate available on the Internet