Consumable. Warranted on arrival only.
See our warranty policy
- Recommended: Online support
- Email: firstname.lastname@example.org
- Toll-free: 1-888-837-6437
The High and Low ISE standards are used to calibrate our Ion-Selective Electrodes. This 500 mL solution has a concentration of 1000 mg/L and is for use with the calcium ISE.
Educational use only: Vernier products are designed for educational use. They are not appropriate for industrial, medical, or commercial applications.