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§184.1165 食品添加劑正丁烷和異丁烷(n-Butane and iso-butane)

   2011-07-20 中國食品網(wǎng)中食網(wǎng)11200

    更多關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種類匯總

  § 184.1165   n-Butane and iso-butane.

 ?。╝) n -Butane and iso-butane (empirical formula C4H10, CAS Reg. Nos. 106–97–8 and 75–28–5, respectively) are colorless, odorless, flammable gases at normal temperatures and pressures. They are easily liquefied under pressure at room temperature and are stored and shipped in the liquid state. The butanes are obtained from natural gas by fractionation following absorption in oil, adsorption to surface-active agents, or refrigeration.

  (b) The ingredients must be of a purity suitable for their intended use.

 ?。╟) In accordance with §184.1(b)(1), these ingredients are used in food with no limitations other than current good manufacturing practice. The affirmation of these ingredients as generally recognized as safe (GRAS) as direct human food ingredients is based upon the following current good manufacturing practice conditions of use:

 ?。?) The ingredients are used as propellants, aerating agents, and gases as defined in §170.3(o)(25) of this chapter.

 ?。?) The ingredients are used in food at levels not to exceed current good manufacturing practice.

  (d) Prior sanctions for these ingredients 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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