The AperaInstruments AI1108 pH Calibration Buffer Solution Kit includes 250ml bottles ofpH buffer solutions (pH 4.01, pH 7.00 & 3M KCl). The color-coded buffersolutions are standardized against NIST certified pH references within ±0.015 pH at 25°C
- HighAccuracy (±0.015 pH): standardized against NIST certified pH references within0.015 pH at 25°C. Ideal for the calibration of all kinds of pH meters
- Color-coded,3-Year shelf life
- Expirationdate and Temperature/pH reference chart provided for reference
- The 3M KCLStorage Solution helps keep the sensitivity and accuracy of your pH probes
- Non-hazardousproduct (MSDS is downloadable)
- Note: Storeat room temperature and away from direct sunlight. Keep the bottle tightlyclosed when not in use. Keep out of reach of children.