(Pre-)tanning & retanning agent for chrome & chrome free leathers The leather chemical Syntan SL 868 is a (pre) tanning & retanning agent for chrome & chrome free leathers. A suitable application of this Smit & zoon product is automotive. This leather chemical renders chrome and chrome free leathers with medium softness, uniform fullness and excellent grain tightness. Characteristics Syntan SL 868 renders chrome and chrome free leathers with medium softness, uniform fullness and excellent grain tightness. Dyeings with Syntan SL 868 are clear and have very good levelness. Leathers retanned with Syntan SL 868 have fine and very even milling break. Syntan SL 868 shows minimum alteration of colour after prolonged exposure TDS request Request a TDS of product TDS Sample request Request a sample of product Request