Sodium thiosulfate.
21 C.F.R. § 582.6807
in effectEffective: 2024-07-01(a) Product. Sodium thiosulfate.
(b) Tolerance. 0.1 percent.
(c) Limitations, restrictions, or explanation. This substance is generally recognized as safe when used in salt in accordance with good manufacturing or feeding practice.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026
