§ 172.180 Stannous chloride.
The food additive stannous chloride may be safely used for color retention in asparagus packed in glass, with lids lined with an inert material, in an amount not to exceed 20 parts per million calculated as tin （Sn）.
更多关于美国 FDA 已批准的直接用于人类食品的添加剂种类法规，请点击美国FDA 21 CFR 第172部分已批准的直接用于人类食品的添加剂种类汇总
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