Hanna Instruments Low Range Chromium VI Colorimeter Checker HC-HI749 Submersible Probe Built-In Temperature Sensor: Integrated temperature

Built-In Temperature Sensor: Integrated temperature compensation ensures accurate DO readings across varying water temperatures

and cleaning solution are sold separately

PFAS & PFOS (forever chemicals)

Reduces Skin Irritation — Calms redness and irritation associated with eczema and sensitive skin

no preparation

Hanna Instruments Low Range Chromium VI Colorimeter Checker HC-HI749 Submersible Probe Built-In Temperature Sensor: Integrated temperatureGet accurate water testing results with our simple handheld colorimeter. Our low range chromium VI colorimeter gives you more precise technology than your typical chemical test kit. Don't struggle to determine colors visually, our handheld colorimeter eliminates the hassle of matching to a color chart by providing a direct chromium VI result digitally. Our portable handheld colorimeter is easily carried in your pocket. Simple, one button operation