Pocket Meters
Checker® pH Tester (HANNA HI98103)
Item No.: 3806-81
ExStik™ Pocket pH Meter (Extech PH100)
Waterproof flat surface electrode works with liquids, semi-solids or solids!
From $57.49/EA
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Test Tube pH Pen (SPER Scientific)
Fits standard test tubes 16x50 mm or larger
From $37.40/EA
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