Phenolphthalein - 1% 1oz


Item #: 7416
Weight: 0.10LBS
Availability: In Stock


Replacement jar of phenolphthalein indicator for the W501 Acid Test Kit. This phenolphthalein is suitable for acid test kits from other suppliers as well. Phenolphthalein will often turn colorless in acidic solutions and red in basic solutions.

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