[Casabar] A registered trademark for a silver cleaning solution. Instant-Dip® contains thiourea in a sulfuric acid-based solution. It was developed in 1946 for use in museums as a quick, non-abrasive cleaner. Instant-Dip® removes black tarnish from silver pieces but will etch the surface of other materials such as steel, aluminum, zinc, marble, pearls, paint, and lacquer.
Synonyms and Related Terms
silver dip cleaner; InstantDip; Instant Dip
Hazards and Safety
Usually corrosive. Skin contact will cause burns. Thiourea is carcinogenic.
Sources Checked for Data in Record
- Product Information Comment: From product label - 1998