α-Naphtholbenzein (p-Naphtolbenzein) is a dye. α-Naphtholbenzein can be used as a pH indicator. α-Naphtholbenzein has a visual transition from yellow (pH0-8.2) to turquoise (pH10). α-Naphtholbenzein is often used during sequential injection analysis technique done for acid-base titrations.
CAS
145-50-6
Chinese name
ɑ-萘酚醌苯基甲烷
Mol.Wt.
374.43
Transportation
Room temperature in continental US; may vary elsewhere.
Storage
Please store the product under the recommended conditions in the Certificate of Analysis.