Handy Photometers for measuring Iron; Ionide; Phosphate and Free & Total Chlorine
Portable pH, ORP, EC, TDS, DO, LUX / °C. Meters
Digital Refractometers
TH300 Thermistor Pocket Thermometer with Stainless Steel Probe and 1 meter cable
TH310 Pocket Thermometer with Stainless Steel Probe
Designed by Simon István.