Showing 1–12 of 17 results

EC-3 Pen Type, EC Tester, BLUE Color, Plastic Box, Economical Model (Very High Quality) 10~9990μS/cm

ERMA Digital pH/Temperature Controller PH-601

Handheld Combo pH/EC/TDS/SALT/D.O. MXP-84051

HANNA TDS-1 PEN TYPE, TDS TESTER, BLUE COLOR , PLASTIC BOX, ECONOMICAL MODEL (Very High Quality) 10~9990ppm

HI-96107 PEN TYPE, PH TESTER, RED, PLASTIC BOX, ECONOMICAL MODEL, 0.1 ACCURACY (Very High Quality)

HM Digital PH-80 pH Meter Water Quality Tester for Testing

HM DIGITAL TDS METER

KERRO EC-035 POCKET EC TESTER, 10~19,990us/cm, TEMP. DISPLAY, REPLACABLE ELECTRODE, WP

KERRO PH PAPER WITH DISPENSER, RANGE 0~14pH (5m ROLL)

KERRO PH TESTER PH-035 WITH BACK LIGHT & AUTOMATIC SELF CALIBRATION

KERRO PH-025M POTABLE ONLINE PH METER, LED DISPLAY, 0.01 ACCURACY

KERRO PH-16A DIGITAL pH/ ORP / TEMP BENCH METER WITH 2 POINT CALIBRATION