... and electrophoresis6. New testing equipment◊TECHNICAL DATA we r the real manufactuer for submersible pump,the quality of pumps be guranteed for ... u,we always take quality as first consideration. with top quality,best price,good service,and our water ... used in large range.◊ PRODUCTION PROCESS ◊CERTIFICATES◊ Product's picture high quality submersible water pump SPA4-60/4-2.2F