§172.175 食品添加剂亚硝酸钠(Sodium nitrite)

　　§ 172.175   Sodium nitrite.

　　The food additive sodium nitrite may be safely used in or on specified foods in accordance with the following prescribed conditions:

　　（a） It is used or intended for use as follows:

　　（1） As a color fixative in smoked cured tunafish products so that the level of sodium nitrite does not exceed 10 parts per million （0.001 percent） in the finished product.

　　（2） As a preservative and color fixative, with or without sodium nitrate, in smoked, cured sablefish, smoked, cured salmon, and smoked, cured shad so that the level of sodium nitrite does not exceed 200 parts per million and the level of sodium nitrate does not exceed 500 parts per million in the finished product.

　　（3） As a preservative and color fixative, with sodium nitrate, in meat-curing preparations for the home curing of meat and meat products （including poultry and wild game）, with directions for use which limit the amount of sodium nitrite to not more than 200 parts per million in the finished meat product, and the amount of sodium nitrate to not more than 500 parts per million in the finished meat product.

　　（b） To assure safe use of the additive, in addition to the other information required by the Act:

　　（1） The label of the additive or of a mixture containing the additive shall bear:

　　（i） The name of the additive.

　　（ii） A statement of the concentration of the additive in any mixture.

　　（2） If in a retail package intended for household use, the label and labeling of the additive, or of a mixture containing the additive, shall bear adequate directions for use to provide a final food product which complies with the limitations prescribed in paragraph （a） of this section.

　　（3） If in a retail package intended for household use, the label of the additive, or of a mixture containing the additive, shall bear the statement “Keep out of the reach of children”。

　　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