Reaktion #459810

ord-af3fc463b6df4498b7cc3c5d9a9db7ac

Reaktionsgleichung

[Au]
gold
O=S([O-])[O-].O=S([O-])[O-].[Au+3].[Na+]
sodium gold sulfite
O=S([O-])[O-].[Na+].[Na+]
sodium sulfite
[As]
arsenic
→
O=S([O-])[O-].O=S([O-])[O-].O=S([O-])[O-].[Au+3].[Au+3]
Gold Sulfite

Edukte

[Au]
gold
O=S([O-])[O-].O=S([O-])[O-].[Au+3].[Na+]
sodium gold sulfite
O=S([O-])[O-].[Na+].[Na+]
sodium sulfite
[As]
arsenic

Reagenzien

[Cd]
cadmium

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    SonstigeA typical sulfite electroplating bath is

Vorschrift

A typical sulfite electroplating bath is an aqueous solution including sodium gold sulfite, about 5 to 10 troy ounces per gallon (41.1 to 82.2 grams per liter) of sodium sulfite, and brighteners such as arsenic or cadmium metal in amounts up to about 500 ppm. The aqueous solution usually has a pH of 8 to 12 and contains between one-quarter to 3 troy ounces per gallon (2.1 to 24.7 grams per liter) of gold.

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US04092154uspto-grants-1978_05