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      <marc:subfield code="a">Additives prevent low carbon steel corrosion in sulfurous acid </marc:subfield>
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      <marc:subfield code="a">"Reprinted from Materials Protection, Volume Five, December 1966, Number Twelve, pp. 28 and 29."</marc:subfield>
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      <marc:subfield code="a">"Mild steel in contact with an aqueous solution of sulfurous acid can be protected from corrosion by the use of an inhibitor consisting of ammonium oxalate and hexamine. The experimental results leading to this discovery are described in this article"--p. 28.</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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