Harn offers total refrigerant solutions for refrigeration and air-conditioning systems under Yuki brand. For the cooling and air-conditioning system, our product produced in accordance with international standards. This product is packed in a disposable reagent tank which cannot be repacked, this ensures that you will receive a quality product that does not have any contaminants. Our solution has high quality and only packed from a factory that passes international standards. Otherwise, solution moisture might leak into a system which causes contamination and cause harm to the cooling system.