Crystal Green is a highly concentrated powdered detergent, formulated for hot water extraction cleaning of heavily soiled and greasy carpets. Portable extraction machines – Mix 15ml. (1 measure scoop) of Crystal Green per 10 liters of hot water in the machine solution tank. Mix thoroughly until fully dissolved. Truck-mount units – Mix 1 kilo of Crystal Green in 20 liters of water to make metering concentrate. Set flow meter at 2 to 4 GPH. Always pre-test carpet for colour fastness with ready-to-use solution before proceeding. Pretreat heavily soiled areas with S709 Multi Pro or S710 Trafficlean according to label directions, then follow up with normal extraction cleaning procedure.