Bromophenol blue (3',3",5',5"-tetrabromophenolsulfonphthalein, BPB, albutest) is used as an acid-base indicator, a color marker and a dye. It can be prepared by slowly adding excess bromine to a hot solution of phenolsulfonphthalein in glacial acetic acid.
Read more about Bromophenol Blue: Acid-base Indicator, Color Marker, Dye
Famous quotes containing the word blue:
“Notice how he has numbered the blue veins
in my breast. Moreover there are ten freckles.
Now he goes left. Now he goes right.
He is building a city, a city of flesh.
He’s an industrialist.”
—Anne Sexton (1928–1974)