An all polyethylene pump for handling corrosive liquids. Delivers liquid by the siphon principle, the siphon being started by a bellows in the top. Delivery tube has a flexible joint so that it can be directed at any angle. Overall length of siphon tube and handle is 44 inches. Immersion depth is 33 inches. Delivery tube is 38 inches long. A 2 inch NPT threaded neck is located at the top of the siphon tube. For use in most 15, 30 or 55 gallon drums.