Editing Anodizing (section)

===Magnesium===
[[Magnesium]] is anodized primarily as a primer for paint. A thin (5 μm) film is sufficient for this.<ref name="Edwards2">{{Cite book
  | last = Edwards
  | first = Joseph
  | title = Coating and Surface Treatment Systems for Metals
  | publisher = Finishing Publications Ltd. and ASM International
  | year = 1997
  | pages = 39–40
  | isbn = 978-0-904477-16-0 }}</ref> Thicker coatings of 25 μm and up can provide mild corrosion resistance when sealed with oil, wax, or [[sodium silicate]].<ref name="Edwards2"/> Standards for magnesium anodizing are given in AMS 2466, AMS 2478, AMS 2479, and ASTM B893.