70% biobased softener agent Sulphirol FL 328 is a biobased, leather softener. Suitable for bag, upper shoe, garment, gloving, upholstery. Bio-based Bags & leather goods Garment Shoe Upper Upholstery SULPHIROL FL 328 gives extremely soft leathers. Used in combination with other products to improves their penetration and fixation and renders leather with an elegant, lightweight touch. SULPHIROL FL 328 stabilizes and disperses fat liquor emulsions and ensures a very uniform softening in all areas of the skin and thus helps to create one of the most important conditions for good milling. TDS request Request a TDS of product TDS Sample request Request a sample of product Request Part of Smit’s Renewability range Discover our bio-based wet end solutions for excellent leather performance. Download brochure