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1.This compound is used as a preservative in food storage.
这种化合物用作食品储存中的防腐剂。
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2. The chemistry of this compound is complex and requires special handling.
这种化合物的化学性质复杂，需要特殊处理。
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3.In the process of fermentation, iron ions are reduced to form this compound.
在发酵过程中，铁离子被还原形成这种化合物。