§182.1711. Silica aerogel.
21 C.F.R. § 182.1711
Product. Silica aerogel as a finely powdered microcellular silica foam having a minimum silica content of 89.5 percent.
[Reserved]
Limitations, restrictions, or explanation. This substance is generally recognized as safe when used as a component of an anti-foaming agent in accordance with good manufacturing practice.
Notes, amendments, and revision history
Authority
Authority: 21 U.S.C. 321, 342, 348, 371.
Source
Source: 42 FR 14640, Mar. 15, 1977, unless otherwise noted.