The waterproof pHep® 4 and pHep® 5
pH testers have a dual-level LCD that displays pH and °C or °F.
At startup, pHep® performs a self check then displays the remaining battery level to assure proper
These testers also feature a stability indicator and hold feature to
prompt the user when to take the reading and freeze the display for easy and accurate
These pH/Temperature meters have a stainless steel temperature probe for faster
and more precise temperature measurement and auto-compensation.
1 or 2 point calibration
is made simple with automatic recognition of both standard and NIST buffer sets.
- pHep® 4 (HI 98127) has the most
common pH range of 0.0 - 14.0 pH
- pHep® 5 (HI 98128) has a more
precise pH range of 0.00 - 14.00 pH
All pH meters require calibration to provide accurate results.
do not already have buffer solutions available for calibration, we recommend
our 25304 buffer sachets.