HANNA instruments

Class [9]
Computer & Software Products & Electrical & Scientific Products

Instruments to measure air flow; air velocity meters; anemometers; buffer solutions for measuring the calibration of pH meters; calibration test apparatus; chemical dosing pumps; chemical test apparatus; coating thickness gauges; colorimeters; colometric testing apparatus; conductivity controllers; conductivity meters; conductivity probes; conductivity reference solutions for calibrating conductivity meters; dataloggers; digital thermometers; dissolved oxygen meters; dissolved oxygen probes; dissolved solids meters; electrical test apparatus; electrodes; food thermometers; protective gloves; humidity meters; humidity transmitters; hygrometers; ion specific electrodes; laboratory apparatus; liquid level controllers; magnetic stirrers; multimeters; electrodes for measuring oxygen reduction potential (Redox) of a liquid; oxygen reduction potential meters; pH electrodes; pH meters; pH testers; pH transmitters; apparatus for calibrating pH meters and multivolt calibrating apparatus; photospectrometers; printing thermometers; process meters; chemical dosing pumps; chart recorders; refractometers; salt meters; salt testers; scientific instruments; sound level meters; spectrometers; stirrers for laboratory use; swimming pool testers; temperature gauges; temperature indicators; temperature controllers; thermocouples; thermocouple selector switches; thermometers; thermistor probes; thickness gauges; titration test apparatus; turbidity meters; water flow meters; water quality meters; water quality testers; measuring apparatus; all included in Class 9.