Apera Instruments PH Calibration Solution pH4.01/7.00/10.01 and 3M KCl each 250 ml,AI1104

• PH 4,01 & PH7,00 & PH10.01 and 3M KCl each with 250ml
• Precise calibration: The accuracy of pH 0.015 allows highly accurate calibration
• Simple: using the colours can be recognised the right solution by the (PH4: Red; pH7: Green; PH10: Blue)
• Immediate use: instead of dissolving powder in distilled water, you can immediately use the solution
• Long lifetime: up to 3 years shelf life.

The Apera Instruments AI1104 pH Calibration Buffer Solution Kit includes three 250ml bottles of pH buffer solutions (pH 4. 01 & 7. 00 & 10. 01) and one 250ml bottle of 3M KCL storage solution for pH/ORP electrodes.