Hanna HI723-25 Chromium VI High Range Reagents - 25 Tests for HI723 Checker pool equipment While single-use sachets might seem

While single-use sachets might seem more expensive than bottled solutions

The combination of NIST traceability

and wastewater disinfection systems routinely exceed 5 ppm

The inline probe features a 3/4" thread for secure mounting

Hanna HI723-25 Chromium VI High Range Reagents - 25 Tests for HI723 Checker pool equipment While single-use sachets might seemThe HI723 25 are the replacement reagents for the HI723 Chromium VI High Range Checker HC. These high quality reagents are manufactured in our state of the art facility and are clearly marked with the lot number and expiration date on each packet for traceability. Pre made reagents for ease of use Prepared with high purity chemicals Marked with expiration date and lot number for traceability The HI723 25 are high quality reagents that are pre