Phenolsulfonic Acid

Name:
Phenolsulfonic Acid
Detailed information:

Chemistry name:	sulfocarbolic acid
M Formula:	HOC6H4SO3H
Properties:
Yellowish liquid, becoming brown on exposure to air. A mixture of o- and p-phenolsulfonic acids; soluble in water and alcohol.
Derivation:
Action of sulfuric acid on phenol.
Grade:
Technical, reagent.
Hazard:
Irritant to skin and tissue.
Use:
Water analysis, laboratory reagent, electroplated tin coating baths, manufacture of intermediates and dyes, pharmaceuticals.