The HI98129 and HI98130 are waterproof
testers that o$er high accuracy pH, EC/TDS
and temperature measurements in a single
tester; no more switching between meters
for your routine measurements. These
&oating, waterproof combination testers
have an easy-to-read LCD and an automatic
shut-o$. pH and EC/TDS readings are
These testers feature a replaceable pH
electrode cartridge with an extendable
cloth junction,as well as an EC/TDS graphite
electrode. The renewable cloth junction
provides an extended electrode life and
the replaceable pH cartridge means that
this tester does not need to be thrown
away when the pH sensor is exhausted.
The EC/TDS conversion factor is user-
selectable, as well as the temperature
compensation coe'cient ( ).
Fast, e'cient, accurate and portable, the
Combo pH, EC/TDS and temperature
testers combine all the features
users have requested and more!