The Ohaus AquaSearcher AB41PH Bench pH Meter (AB41PH-B) is a research-grade benchtop pH meter offering accurate, repeatable results with an intelligent i-Steward system that helps ensure measurement consistency and can assist with 21 CFR Part 11 compliance. This configuration includes the stand-alone electrode holder but no electrode, ideal for labs equipping their own pH probes.
Measurement Range
-2.000 to 20.000 pH; -10.0 to 125.0 C; -2000 to +2000 mV
Resolution
0.001 pH; 0.1 C; 0.1 mV
Accuracy
+/-0.002 pH; +/-0.3 C; +/-0.3 mV
Display
6.5 in. LCD with backlight and touch keypad
Connectivity
RS232, USB
Frequently Asked Questions
Q: Does the AB41PH support audit trails? A: Yes, it generates activity logs and audit-trail reports via SPDC software with user-level access management.
Q: What is the memory capacity? A: It stores up to 1000 measurement and calibration records with date/time stamps.
Q: Which configuration should I choose? A: The -B model ships without an electrode for labs with existing probes; the -F model includes the ST410 pH electrode, STTEMP probe, and compact stirrer.
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