Laboratory research & quality control analysis

Temp: ± 1 °C / ˚F

No special tools or plumbing expertise required—just connect inline between your filter stages or at the output

9999% of pathogenic bacteria

prevent stress and mortality

Milwaukee pH 4.01 & 7.01 Calibration Solution Bundle | MA9004 & MA9007 open junction electrode Laboratory research & quality controlLab Grade pH Calibration Solution Bundle for Accurate pH Measurement The Milwaukee pH 4. 01 & 7. 01 Calibration Solution Bundle provides everything you need for precise pH meter calibration. This professional grade bundle includes MA9004 (pH 4. 01) and MA9007 (pH 7. 01) buffer solutions, each certified to 0. 01 pH accuracy, eliminating the inaccuracies associated with mixing your own buffers. Key Benefits Lab Grade Accuracy: Certified to 0. 01 pH