More Products 3 Gallon Chemical Resistant Sprayer ORDER NOW BioSystems, Inc. offers a 3 gallon chemical resistant sprayer that is compatible with all of our products. Each sprayer is equipped with a brass flow control, extension and nozzle. The upgraded Viton® seals will not crack, swell or become brittle even after extended use. The industrial grade hose and convenient carry strap make this sprayer a great buy! Replacement parts available Chemical Resistant Trigger Sprayer ORDER NOW Chemical resistant and compatible with all of our products. Conveniently screws onto our 16 oz. bottles. Reusable. Minimum order of 3 55 Gallon Drum Pump ORDER NOW Steel Construction Drum Pump Fits 55 gallon drums with 2 inch bung openings. Has zinc die-cast piston with brass piston ring. Includes bung adapter and curved discharge spout. Discharge spout can be rotated 180° and can be removed to expose garden hose threaded outlet. Dispenses approximately 1 1/2 pints per stroke. Compatible with all of our products.