Apera

Apera SX711 Portable pH Tester is a multi-parameter instrument, equipped with a pH electrode, Built-in microprocessor chip, with automatic calibrat...

The Apera SX736 7-in-1 Portable pH/Conductivity/DO Meter can accurately measure the parameters of pH, conductivity, TDS, salinity, resistivity, DO,...

The Apera Instruments TDS20 Value Pocket TDS Tester is simply the most reliable pocket conductivity ppm tester/meter with the best value for all ki...

The Apera TN400 Portable Turbidity Meter is built with an infrared light source, using ISO - 7207 compliant nephelometric method (90°), equipped wi...

The Apera TN480 uses an infrared light source and a 90° scattering method, which complies with the ISO 7027 method. The instrument is designed for ...