Title 21
PART 509 SUBPART B
Subpart B - Tolerances for Unavoidable Poisonous or Deleterious Substances
- 21 U.S.C. 336, 342, 346, 346a, 348, 371.
- 42 FR 52821, Sept. 30, 1977, unless otherwise noted.
21:6.0.1.1.5.2.1.1 | SECTION 509.30 | 509.30 Temporary tolerances for polychlorinated biphenyls (PCB's). |