更多關(guān)于已證實屬于一般公認為安全（GRAS）的可直接加入食品中的物質(zhì)種類，請點擊美國FDA 21 CFR 第184部分已證實屬于一般公認為安全（GRAS）的可直接加入食品中的物質(zhì)種類匯總
§ 184.1355 Helium.
?。╝） Helium （empirical formula He, CAS Reg. No. 7440–59–7） is a colorless, odorless, flavorless, nonflammable, inert gas. It is lighter than air and is produced by the liquefaction and purification of natural gas.
?。╞） The ingredient must be of a purity suitable for its intended use.
?。╟） In accordance with §184.1（b）（1）, the ingredient is used in food with no limitations other than current good manufacturing practice. The affirmation of this ingredient as generally recognized as safe （GRAS） as a direct human food ingredient is based upon the following current good manufacturing practice conditions of use:
?。?） The ingredient is used as a processing aid as defined in §170.3（o）（24） of this chapter.
（2） The ingredient is used in food at levels not to exceed current good manufacturing practice.
?。╠） Prior sanctions for this ingredient different from the uses established in this section do not exist or have been waived.
[48 FR 57270, Dec. 29, 1983, as amended at 73 FR 8607, Feb. 14, 2008]
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編輯：foodfagui