A low bisphenol phenolic based powder syntan for the retanning process of wet blue, wet white and Zeo White A low bisphenol phenolic based powder syntan for the retanning process of wet blue, wet white and Zeo White Characteristics Optitan LP 161 is a bisphenol optimized retanning agent that produces the required phenol effect on leather. Bisphenol emissions in the product and in the subsequent leather are <500ppm. Main characteristics: Bisphenol levels below 500ppm A full replacement for current retanning agents Suitable for wet blue, wet white and Zeo White Gives full and soft leather with a warm round feel and a lightweight handle Produces leather with very fine grain and a good grain tightness Excellent milling properties TDS request Request a TDS of product TDS Sample request Request a sample of product Request Part of Smit’s Low Bisphenol range Phenol-based, low bisphenol retanning solutions Download brochure