Pocket Style Water Quality Tester

The Hanna HI 73127 is a spare tester electrode to be used with HI 98129, and HI 98130 Combo multiparamter testers, HI 98127 and HI 98128 pHep® testers, HI 98120 and HI 98121 ORP testers.

Extech EC100 is a waterproof meter with high-accuracy multi-ranging sensor.

Simply dip and read the orientation of the display means no need to turn your head or tilt the tester. This low-cost meter is perfect for most applications. The single-junction electrode is recessed to protect against breakage.

The Hanna pHep 5 (HI 98128) is an accurate, waterproof pH tester with a dual-level LCD that displays pH and °C or °F

The Reed 8689 Digital pH pen has one touch calibration for up to three points. The 8689 has a Low battery indicator and auto power off after 20 minutes of inactivity

The Oakton pHTestr® 20 provides high ±0.01 pH accuracy in a waterproof pocket-sized instrument!

Amprobe WT-30 measures Salinity from 1.0 to 70.0 ppt (NaCL).

The Hanna HI 98120 is the most advanced solution in ORP measurements. It is an ideal pocket ORP Tester with +/-2 mV accuracy and a replaceable electrode.

The Hanna HI 98121 is a combination pH and ORP waterproof tester with advanced functions. It is designed for simultaneous pH (+/-0.05 pH accuracy) and ORP (+/-2 mV accuracy) measurements.

The Reed YK-30WA can check the condition of water filters.

The Oakton ORPTestr 10 IP67-rated housing protects the instrument from rugged field and plant environments.

The Oakton Waterproof pH Spear is designed for semi-solid food applications - Tough spear tip glass and open pore sensor ensures stable and accurate readings of ±0.01 pH

Hanna HI 991300 has been designed to offer you pH, conductivity, total dissolved solids and temperature measurements all in a slim, lightweight, portable unit.