Phenolsulfonic acid_Kain Industrial Additive

Phenolsulfonic acid has three isomers: o-hydroxybenzenesulfonic acid, p-hydroxybenzenesulfonic acid, and m-hydroxybenzenesulfonic acid. It is easy to absorb moisture and crystallize when placed in the air. Products are generally formulated into aqueous solutions. It has a strong irritating effect on skin and mucous membranes. No fixed melting point. Soluble in water and ethanol. The aqueous solution…