The EPA (also Agency) is issuing a final test rule under section 4(a) of the Toxic Substances (TSCA) that requires manufacturers and processors of 1,2-dichloropropane (DCP CAS Number 78-87—5) to test this chemical for neurotoxicity, mutagenicity (chromosomal aberrations), reproductive effects, developmental toxicity, acute toxicity to marine and freshwater algae and mysid shrimp, and chronic toxicity to mysid shrimp and Daphnia magna.

• Federal Register: Toxic Substances; 1,2- Dichloropropane; Testing Requirements (PDF)(9 pp, 2 MB, September 9, 1986)