4-Phenolsulfonic Acid Sodium Salt

Product Name:4-Phenolsulfonic Acid Sodium Salt

1)    4-Phenolsulfonic Acid Sodium Salt dehydrate

Cas No.:10580-19-5

MF: C6H5NaO4.2H20  
    Appearance: white crystal powder
    Assay: 99%min.
    Chloride: 0.1% max.
    Sulfate: 1.0% max.
    Fe: 0.01% max
    Heavy metal ( as Pb): 0.005% max.
    Insoluble matterr in water: 0.1% max.

2)    4-Phenolsulfonic Acid Sodium Salt anhydrate

Cas No.:825-90-1

MF: C6H5NaO4  
   Appearance: white powder
   Assay: 99%min.
   Chloride: 0.05% max.
   Sulfate: 0.5% max.
   Fe: 0.002% max
   Heavy metal ( as Pb): 0.002% max.
   Insoluble materrer in water: 0.01% max.

   Package: 25KG/kraft bag