Synthetic Fatliquor for all types of furs The leather chemical Synthol PF 991 is a synthetic fatliquor for all types of furs. Synthol PF 991 is a synthetic fatliquor with strong penetrating power. Due to the electrolyte stability Synthol PF 991 can be used in pickle, tannage, retannage, in separate fatliquoring, dyeing bath, alone or together with any other anionic fatliquors. It can also be applied by brush. This leather chemical has no affinity for the hair. Double face Synthol PF 991 is a synthetic fatliquor with strong penetrating power. Due to the electrolyte stability Synthol PF 991 can be used in pickle, tannage, retannage, in separate fatliquoring, dyeing bath, alone or together with any other anionic fatliquors. It can also be applied by brush. Synthol PF 991 has no affinity for the hair. TDS request Request a TDS of product TDS Sample request Request a sample of product Request