Handheld Meters

Handheld TDS/EC meter with a sleek design that's perfect for today's modern kitchen This TDS meter is the next generation for today's tech-savvy and health-conscience consumer. If you have a reverse osmosis system, how do you know when to change the membrane? The answer...

COM-100 HM Digital EC TDS & Temperature Waterproof Meter Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. FEATURES Measures electrical...

Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. Features Measures pH and Temperature Auto-ranging three point calibration with...

Ideal for all water purification applications, waste water regulation, aquaculture, hydroponics, and colloidal silver. Perfect for both consumer or commercial use. Carry one in your pocket or toolbox at all times! Features Ideal for commercial use. Includes a carrying case with belt clip. Highly...

Ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, environmental testing, fruit & vegetable washing, hydroponics, metal finishing, ozone system monitoring, pharmaceutical & medical applications, pools & spas, pulp bleaching, vineyards &...