Nitrate Standard Solution is required to calibrate Ion Selective Electrode (ISE) for laboratory and field analysis.
Hach Standard Solution (p/n 30749) is required for accurate Ion Selective Electrode (ISE) verification in laboratory and field analysis. The solution has the concentration in the range of 10 mg/L ± 0.1 mg/L NO₃-N. Nitrate Standard Solution volume is 500 mL. The solution is traceable to NIST standard reference materials. ISE Standard Solution is supplied in the airtight package to provide the guaranteed expiration date.
Storage conditions
The recommended storage temperature of the solution is between 10 °C and 25 °C. ISE Standard Solution is required to be protected from direct sunlight.
| Brand | Hach |
| Parameter | Nitrate |
| Concentration | 10 mg/L ± 0.1 mg/L NO₃-N |
| Concentration (2) | 44.30 ± 0.4 mg/L NO₃ |
| NIST traceable | Yes |
| Quantity | 500ml |
| Storage conditions | 10 °C - 25 °C (protected from light) |
