Regulations last checked for updates: Dec 18, 2025

Title 21 - Food and Drugs last revised: Dec 12, 2025
§ 173.290 - Trichloroethylene.

Tolerances are established for residues of trichloroethylene resulting from its use as a solvent in the manufacture of foods as follows:

Decaffeinated ground coffee25 parts per million.
Decaffeinated soluble (instant) coffee extract10 parts per million.
Spice oleoresins30 parts per million (provided that if residues of other chlorinated solvents are also present, the total of all residues of such solvents in spice oleoresins shall not exceed 30 parts per million).
authority: 21 U.S.C. 321,342,348
source: 42 FR 14526, Mar. 15, 1977, unless otherwise noted.
cite as: 21 CFR 173.290