3 1/2 lbs. Sklar Kleen Powder Detergent Powdered Pitcher Unit of Measurement: Each Sklar Kleen™ powdered detergent neutralizes the effects of corrosive minerals in the water supply. It is ideal for manual and ultrasonic cleaning. The powered version is economical and convenient, and appropriate for steel, metal, glassware, plastics and rubber. This product is available individually as 3.5 pound and 5 pound containers; or by the case.