Difference between revisions of "Silver Dip"
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[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). | [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). | ||
| − | == | + | == Risks == |
| − | Thiourea is carcinogenic. Corrosive. Skin contact will cause burns. | + | * Thiourea is carcinogenic. |
| + | * Corrosive. | ||
| + | * Skin contact will cause burns. | ||
| − | == | + | ==Resources and Citations== |
| − | 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. | + | * 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. |
| − | + | * Website: www.wenonahs.com/silverproducts.htm | |
| − | * Website | + | * Website: http://www.hagerty-polish.com/products/silver2.html |
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[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 09:25, 31 May 2022
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).
Risks
- Thiourea is carcinogenic.
- Corrosive.
- Skin contact will cause burns.
Resources and Citations
- 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.
- Website: www.wenonahs.com/silverproducts.htm