Are you heading to WQTC in Tacoma? Visit Hach at booth #402! Meet our expert team, get practical insights, and discover solutions built to make water analysis easier for your operation. We're giving WQTC attendees an exclusive 20% discount on all Hach products. Don’t miss your chance to boost your water quality results and connect with the people behind the support. Request your quote now: https://bit.ly/4hIsdYv | Hach

Colorimetric or amperometric? Here’s the quickest way to tell the difference. Hach expert Carlos Williams explains how each method works—and why choosing the right one matters for protecting water quality in your community. | Hach