Non hazardous - ultrasonic cleaner Designed to give the safest most effective product. Solubilizing action rapidly penetrates joints, crevices and delicate areas. Leaves denture base clean, and looking like new. Use directly in the ultrasonic tank, or in a glass or plastic beaker. Safe for hands, no rubber gloves needed. Biodegradable product can be flushed down lab drain for disposal. Removes tarnish and oxidation and leaves instruments shining. High capacity for calcium and magnesium compounds. Dissolves large quantities of gypsum, lasts longer, and saves time. Plaster deposits disintegrate and dissolve. Safe - no hazard shipping restrictions. Non-caustic, non-corrosive. Safe for use on aluminum. May be shipped in any weather. 1 lb. powder concentrate (yields one gallon)."