Synthetic fatliquor The leather chemical Synthol DT is a synthetic fatliquor. Synthol DT is recommended for all soft articles. It gives a lightweight character to the skins. Double face Synthol DT is recommended for all soft articles. It gives a lightweight character to the skins. Synthol DT improves the fullness and the inner softness, is suitable for tight skins like calf, goat- and kangaroo skins. Synthol DT does not bleach the dye shade and has an excellent light fastness. Synthol DT should be used in combination with natural fatliquors. TDS request Request a TDS of product TDS Sample request Request a sample of product Request