Neoprene
Neoprene means a polymer of chloroprene (2-chloro-1,3-butadiene). The free radical emulsion process is generally used to produce neoprene, although other methods may be used.
Source
40 CFR § 63.482
Scoping language
The following terms used in this subpart shall have the meaning given them in 63.2, 63.101, or the Act, as specified after each term: