Conductivity Reference Solution
230 mL solution used with the conductivity tester
Use this solution (HI7030M) if your conductivity tester was purchased after 2/22/17 and it is stored in a plastic container. See example here.
* This product is not eligible for wholesale pricing (professional supply).
- Free ground shipping is available on all orders $100 and over (excludes Alaska, Hawaii, US Territories, and International shipping).
- For orders less than $100, actual shipping rates will be calculated based on the selected delivery service.
- Nearly all orders are shipped with USPS Priority Mail or UPS Ground. Options for faster delivery service are available during checkout.
- Large orders for books may be sent with USPS Media Mail.
- Orders placed online will ship within 1-2 business days of purchase.
For more information about our shipping policy, please view our Customer Care page.