Buffer Standard Solution is required for pH apparatus calibration for laboratory and field analysis.
pH Buffer Solution is required to calibrate pH sensor 4.01±0.02 pH at 25°C for laboratory and field analysis. The volume of each bottle is 50 mL. Buffer Standard Solution is color-coded in red for visual identification. The solution is traceable to NIST standard reference materials.
Storage conditions
Buffer Solution (p/n 2283426) is required to be stored at the temperature from 10 °C to 25 °C in a place protected from light. Buffer Standard Solution has a shelf life of 6 months after opening.
| Brand | Hach |
| Parameter | pH |
| pH value | 4.01 ± 0.02 pH |
| Color coded | Yes |
| NIST traceable | Yes |
| Quantity | 50ml |
| Storage conditions | 10 °C - 25 °C (protected from light) |
