Makes 1 Litre. ST10 NON Vario Sepia Toner is an odourless toner which will produce a fixed sepia tone on both Fibre and Resin Coated B&W papers. It comprises two parts: Part1 - Bleach & Part 2 - Toner. Each part mixes separately to make two working solutions. This toner will give a traditional sepia colour with no control over the colour.