Our Antifreeze Color Treatment Bottles are designed to help color small batches of clear antifreeze/engine coolant quickly and easily. Each 200-ml bottle contains sufficient dye to treat up to 55 gallons. Our usage table shows the quantity needed for smaller batches like quarts and gallons. We have a wide color range that matches up to most commercial products. Bottles can be purchased individually or by the case and are perfect for express car care centers, auto repair shops and coolant recyclers. Download the use rate product sheet here.