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Chemically-active aqueous solution and solid substance containing divalent iron ions
Chemically-active aqueous solution and solid substance containing divalent iron ions
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机译：化学活性水溶液和含有二价铁离子的固体物质
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摘要
An aqueous solution or solid substance contains divalent iron ions and L-ascorbic acid. The L-ascorbic acid is present in an amount of 2.0 parts by weight or more per 100 parts by weight of the divalent iron ions. The aqueous solution or solid substance can be used advantageously as deodorants, germicides, foods freshness preserving agents, water treatment agents or the like.
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