| PA | phthalic anhydride |
| CPH | 4-chlorophenylhydrazine hydrochloride |
| CDD | 2-(4-chlorophenyl)-2,3-dihydrophthalazine-1,4-dione |
| BHPF | 4,4′-(9H-fluorene-9,9-diyl) diphenol |
| DFBP | 4,4′-difluorobenzophenone |
| PCDD | homopolymer of 2-(4-chlorophenyl)-2,3-dihydrophthalazine-1,4-dione |
| PBCD | bisphenol fluorene-4,4-difluorobenzophenone-2-(4-chlorophenyl)-2,3-dihydrophthalazine-1,4-dione terpolymer (1:1:1) |
| PBD | bisphenol fluorene-4,4-difluorobenzophenone copolymer (1:1) |
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.