Versatile economical fatliquor The leather chemical SULPHIROL ST is a versatile economical fatliquor. Suitable applications include shoe upper. A product benefit is its versability; this leather chemical can be used for a wide range of leathers where it gives good softness with a full handle. Shoe Upper Sulphirol ST can be used for a wide range of leathers where it gives good softness with a full handle. TDS request Request a TDS of product TDS Sample request Request a sample of product Request