[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: 21CFR186.1374]
[Page 588]
TITLE 21--FOOD AND DRUGS
CHAPTER I--FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN
SERVICES (CONTINUED)
PART 186 INDIRECT FOOD SUBSTANCES AFFIRMED AS GENERALLY RECOGNIZED
Subpart B Listing of Specific Substances Affirmed as GRAS
Sec. 186.1374 Iron oxides.
(a) Iron oxides (oxides of iron, CAS Reg. No. 1332-37-2) are
undefined mixtures of iron (II) oxide (CAS Reg. No. 1345-25-1, black
cubic crystals) and iron (III) oxide (CAS Reg. No. 1309-37-1, red-brown
to black trigonal crystals).
(b) In accordance with Sec. 186.1(b)(1), the ingredient is used as
an indirect human food ingredient with no limitation other than current
good manufacturing practice. The affirmation of this ingredient as
generally recognized as safe (GRAS) as an indirect human food ingredient
is based upon the following current good manufacturing practice
conditions of use:
(1) The ingredient is used as a constituent of paper and paperboard
used for food packaging.
(2) The ingredient is used at levels not to exceed current good
manufacturing practice.
(c) Prior sanctions for this ingredient different from the uses
established in this section do not exist or have been waived.
[53 FR 16867, May 12, 1988; 53 FR 20939, June 7, 1988, as amended at 69
FR 24512, May 4, 2004]
[[Page 589]]
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