Thermo Orion pH 4.01 Buffer Solution, Color Coded Red, 475mL

The Thermo Orion 910104 pH 4.01 Buffer Solution is a high-quality calibration standard essential for accurate pH meter performance in laboratory environments. This NIST-traceable buffer solution ensures reliable and reproducible pH measurements across a wide range of applications, including quality control, environmental testing, pharmaceutical research, and routine laboratory analysis. The convenient 475mL bottle size provides ample solution for multiple calibrations while maintaining freshness and accuracy.

• pH value of 4.01 at 25°C, ideal for acidic range calibration points
• Color coded red for easy identification and prevention of cross-contamination
• NIST-traceable formulation ensures measurement accuracy and compliance with quality standards
• 475mL bottle size offers excellent value for laboratories with regular calibration needs
• Manufactured by Thermo Scientific Orion, a trusted leader in electrochemistry instrumentation
• Long shelf life when stored properly in a cool, dark environment