40 C.F.R. § 180.1413
Potassium Carbonate; exemption from the requirement of a tolerance.
Cite as 40 C.F.R. § 180.1413 (2026)
An exemption from the requirement of a tolerance is established for residues of potassium carbonate in or on all food commodities when used as a biochemical fungicide in or on all agricultural food commodities in accordance with label directions and good agricultural practices. [89 FR 63296, Aug. 5, 2024]