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Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Due to its pH sensitivity, It is used to the check extend of carbonation in concrete, soap and in toys as diapering work. It is used in Kastle-Meyer test, which identifies the substances containing blood.
Acid-base indicator: pH 8.0 - 10.0.
Dobrydneva, Y.; Wilson, E.; Abelt, C. J.; Blackmore, P. F. Phenolphthalein as a Prototype Drug for a Group of Structurally Related Calcium Channel Blockers in Human Platelets. J. Cardiovasc. Pharmacol. 2009, 53 (3), 231-240.
Vishwakarma, N. K.; Patel, V. K.; Hira, S. K.; Ramesh, K.; Srivastava, P.; Mitra, K.; Singh, S.; Chattopadhyay, D.; Maiti, P.; Misra, N.; Manna, P. P.; Ray, B. Tadpole-shaped Beta-cyclodextrin-tagged poly(N-vinylpyrrolidone): synthesis, characterization and studies of its complexation with phenolphthalein and anti tumor activities. RSC Adv. 2015, 5 (20), 15547-15558.
Gefahrenhinweise (EU): H341-H350-H361
Suspected of causing genetic defects. May cause cancer. Suspected of damaging fertility or the unborn child.
Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. Do not handle until all safety precautions have been read and understood. IF exposed or concerned: Get medical advice/attention. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.