[Code of Federal Regulations]
[Title 21, Volume 3]
[Revised as of January 1, 2007]
From the U.S. Government Printing Office via GPO Access
[CITE: 21CFR172.480]
[Page 54]
TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN
SERVICES (CONTINUED)
PART 172 FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN
Subpart E Anticaking Agents
Sec. 172.480 Silicon dioxide.
The food additive silicon dioxide may be safely used in food in
accordance with the following conditions:
(a) The food additive is manufactured by vapor phase hydrolysis or
by other means whereby the particle size is such as to accomplish the
intended effect.
(b) It is used as an anticaking agent, subject to the following
conditions:
(1) It is used in only those foods in which the additive has been
demonstrated to have an anticaking effect.
(2) It is used in an amount not in excess of that reasonably
required to produce its intended effect.
(3) [Reserved]
(4) It is used in an amount not to exceed 2 percent by weight of the
food.
(c) It is used or intended for use as a stabilizer in the production
of beer, and is removed from the beer by filtration prior to final
processing.
(d) It is used or intended for use as an adsorbent for dl-a-
tocopheryl acetate and pantothenyl alcohol in tableted foods for special
dietary use, in an amount not greater than that required to accomplish
the intended physical or technical effect.
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