Double Points April - Purchase this item and get 
The HI702 Checker® HC (Handheld Colorimeter) is a simple, accurate, and cost effective way to measure high ranges of copper. Designed as a more accurate alternative to chemical test kits, the HI702 provides quick, accurate results in a few easy steps.
Features at-a-glance:
- Easier to use and more accurate than chemical test kits
- Dedicated to a single parameter
- Small size, big convenience
- Ideal for: Water quality, Environmental, Plating, Education
