The Lumiso® Ozone Photometer Kit delivers rapid, accurate ozone analysis (0–3 mg/L) using the trusted DPD colorimetric method. Designed for field use, it features an IP67-rated photometer housed in a hard carry case, complete with five sample tubes, brush, cloth, syringe, stir rods, and USB cable. Its reusable, water-resistant reagent box holds starter reagents and extra test tubes or check standards, reducing waste and simplifying logistics. Results are displayed in under 60 seconds with ±1.0% transmittance accuracy at 530 nm, and automatically logged with timestamp and USB data download capability. Ideal for drinking water, wastewater, and food & beverage applications, the kit supports compliance and traceability in varied on-site environments