EnvirOx® Mineral Shock®. A highly effective mineral deposit, hard water, and soap scum remover without the harsh fumes and high toxicity. Low-toxicity alternative to acid-based cleaners. Contains a unique, acid-replacement technology consisting of a low pH organic salt and safe degreasing agents. Biodegradable, non-corrosive, EcoLogo certified. Uses: Sinks, showers, tubs; Toilets, urinals; Tile; Grout; Stainless steel; Aluminum, copper, brass; Concrete, brick; Terrazzo; Porcelain; Glass, fiberglass. Fragrance: Slight/Light Scent. Pre-plugged bottles available for use with H2Go™ dispenser.