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§172.870 食品添加剂羟丙基纤维素(Hydroxypropyl cellulose)

   2011-05-03 407
核心提示:   172.870 Hydroxypropyl cellulose.  The food additive hydroxypropyl cellulose may be safely used in food, except st

  § 172.870   Hydroxypropyl cellulose.

  The food additive hydroxypropyl cellulose may be safely used in food, except standardized foods that do not provide for such use, in accordance with the following prescribed conditions:

  (a) The additive consists of one of the following:

  (1) A cellulose ether containing propylene glycol groups attached by an ether linkage which contains, on an anhydrous basis, not more than 4.6 hydroxypropyl groups per anhydroglucose unit. The additive has a minimum viscosity of 145 centipoises for 10 percent by weight aqueous solution at 25 °C.

  (2) A cellulose ether containing propylene glycol groups attached by an ether linkage having a hydroxypropoxy (OC3H6OH) content of 5 to 16 percent weight in weight (w/w) on an anhydrous basis, i.e., 0.1 to 0.4 hydroxypropyl groups per anhydroglucose unit. The common name for this form of the additive is low substituted hydroxypropyl cellulose.

  (b) The additive is used or intended for use as follows:

  (1) The additive identified in paragraph (a)(1) of this section is used or intended for use as an emulsifier, film former, protective colloid, stabilizer, suspending agent, or thickener, in accordance with good manufacturing practice.

  (2) The additive identified in paragraph (a)(2) of this section is used or intended for use as a binder and disintegrator in tablets or wafers containing dietary supplements of vitamins and/or minerals. The additive is used in accordance with good manufacturing practice.

  [46 FR 50065, Oct. 9, 1981]

  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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