The new version of this company’s on-line water analyzer UV500 is dedicated to process monitoring in the chemical industry. This analyzer is based on a 2,048-pixel, high-resolution spectrograph (0.29 nm) that covers both ultraviolet (UV) and visible (VIS) wavelengths. A 10.4-in. color touchscreen displays absorbance graphs with zoom capabilities. Measurements may be based on direct UV-VIS absorbance or on colorimetric methods. Stand G28 — Tethys Instruments, Meylan, France