Cereclor S52 is a chlorinated paraffin based on a refined mid chain length (C14-17) paraffin.  Cereclor S52 is a versatile medium chlorine content grade used in a number of industries and applications from use as a secondary plasticizer and flame retardant additive in PVC to use in paints, sealants, adhesives and as extreme pressure additive for lubricants and metalworking fluids.