| http://www.w3.org/ns/prov#value | - Next, a barrier oxide layer is electrochemically formed onto one or both surfaces of the metal anode, sufficiently thick to support the intended use voltage, by placing the anode into a forming solution, including but not restricted to a solution based on azelaic acid, sebacic acid, suberic acid, adipic acid, dodecanedioic acid, citric acid or other related organic acids and salts, preferably a ci
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