What is another word for Bromphenol Blue?
Pronunciation: [bɹˈɒmfənˌɒl blˈuː] (IPA) 
Bromphenol Blue is a pH indicator that is commonly used in chemical laboratories for titrations. Also known as bromphenol blue sodium salt, it is a type of dye that changes color based on the acidity of the solution it is present in. Sometimes, Bromphenol Blue is called Bromophenol Blue sodium salt or simply BPB. It is also known as bromphenol blue solution, which refers to the liquid form of the dye. Other synonyms for Bromphenol Blue include 3',3",5',5"-tetrabromo-m-cresolsulfonephthalein, TBB, and sulfonephthalein. Some people also refer to it as an acid-base indicator, although technically it is a pH indicator since it can change color at any pH level.
