Fan Written Monster Spotlight: The Kaiju of Hanna Barberas Godzilla Super Stainless 32oz Stainless Steel Cleaner. 32oz Stainless Steel Cleaner This is a phosphoric acid based stainless steel cleaner. Features: It removes rust staining and surface corrosion from polished marine grade stainless steel Shelf Life at 23 degrees Celsius is 24 months Specifications: pH Value: 1. 0 Size: 32oz bottle Contents: Contains non ionic surfactants < 5% Recommended Applications: A brush is recommended, but cotton, a rag, or a sponge may be used Recommended Use Used for cleaning rust staining and surface corrosion from polished marine grade stainless steel. Surface Preparation Apply the product to the area to be treated. Allow it to work for up to 30 minutes. Rinse well with fresh water and a sponge. Pre treatment Clean with detergent. Storage This product must be stored in accordance with national regulations. Keep the containers in a dry, cool, and well ventilated space away from sources of heat and ignition. Containers must be kept tightly closed. Handle with care.