Accurate Silica Testing, Anywhere
The HI97705 is a precise, portable solution for measuring low-range silica in water. With a high-efficiency LED light source, narrow band filter, and digital calibration, it's ideal for routine testing in field or lab environments.
Built-In Help & CAL Check™
CAL Check™ validation ensures your instrument is reading accurately, while tutorial mode offers clear on-screen guidance for every test step.