21 C.F.R. § 582.3670 Propylparaben.
Title 21 - Food and Drugs
(a) Product. Propylparaben (propyl p-hydroxybenzoate). (b) Tolerance. This substance is generally recognized as safe for use at a level not exceeding 0.1 percent in accordance with good manufacturing or feeding practice.
Title 21: Food and Drugs
PART 582—SUBSTANCES GENERALLY RECOGNIZED AS SAFE
Subpart D—Chemical Preservatives
§ 582.3670 Propylparaben.