Phenolsulphonic Acid

The APS assure a good electrical conductivity in the electrolytical bath.

 

CHEMICAL - PHYSICAL PROPERTIES Appearance: brown liquid limpid Phenolsulphonic acid:                    65± 1 ASH contents:                                    <0.05% Density at 15°C:                                 1,335-1,355 g/l Free sulphuric acid:                         <1,5% Dihidoximethylsolphone:            <1% Free phenol:                                       <1,5%