21 CFR § 173.290 - Trichloroethylene.

---
identifier: "/us/cfr/t21/s173.290"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 173.290 - Trichloroethylene."
title_number: 21
title_name: "Food and Drugs"
section_number: "173.290"
section_name: "Trichloroethylene."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "B"
subchapter_name: "FOOD FOR HUMAN CONSUMPTION"
part_number: "173"
part_name: "SECONDARY DIRECT FOOD ADDITIVES PERMITTED IN FOOD FOR HUMAN CONSUMPTION"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 321, 342, 348."
regulatory_source: "42 FR 14526, Mar. 15, 1977, unless otherwise noted."
cfr_part: "173"
---


# 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 coffee | 25 parts per million. |
| Decaffeinated soluble (instant) coffee extract | 10 parts per million. |
| Spice oleoresins | 30 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). |