Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Joint FAO/WHO Expert Committee on Food Additives (JECFA); Limit test for heavy metals in food additive specifications [32].
| Heavy metal | Proposed general limit |
|---|---|
| Arsenic | None (except indicated by manufacturing method or source) |
| Lead | 2 mg kg−1 (1 mg kg−1 or lower in case of high consumption) |
| Cadmium | 1 mg kg−1 |
| Mercury | 1 mg kg−1 |
