Handy Photometers for measuring Iron; Ionide; Phosphate and Free & Total Chlorine
Portable pH, ORP, EC, TDS, DO, LUX / °C. Meters
Digital Refractometers
Mi405 Ammonia (Medium Range) Martini Instruments Professional Photometer
Mi407 Ammonia (Low Range) Martini Instruments Professional Photometer
Designed by Simon István.