Silver Dip
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Description
[Hagerty] A commercial cleaning formulation used for removing tarnish and corrosion from silver, copper alloys, and rusted iron. Silver Dip contains: 8 ml of 85% orthophosphoric acid 7 grams of thiourea 0.2 milliliter of a wetting agent (e.g. Kodak® Photoflo) mixed and diluted to 100 milliliters with water (from Organ 1976).
Hazards and Safety
Thiourea is carcinogenic. Corrosive. Skin contact will cause burns.
Additional Information
R.Organ, "The Corrosion of Tin, Copper, Iron and Steel and Lead" in Preservation and Conservation: Principles and Practices, Preservation Press, Washington DC, 1976, p. 249.
Sources Checked for Data in Record
- Website address 1 Comment: www.wenonahs.com/silverproducts.htm
- Website address 2 Comment: http://www.hagerty-polish.com/products/silver2.html