Jesmonite AC100 Retarder is a slow-release solvent used to extend the working time of the AC100, AC200 and AC300 compounds. Add the Retarder to the already prepared compound, at a maximum of 2 - 8 g / kg. Test on a small sample to determine the extension time. Store at a temperature of 5 - 25° C. Reseal well after use and use within 6 months of opening. Not suitable for direct contact with food.