| Product Code | Chemical Name | CAS# |
| FS PMDA | Pyromellitic Dianhydride | 89-32-7 |
| FS ODPA | 4,4'-oxydiphthalic anhydride | 1823-59-2 |
| FS 4-BrPA | 4-bromophthalic anhydride | 82-73-5 |
| FS S-BPDA | 3,3',4,4'-biphenyl tetracarboxylic acid dianhydride | 2420-87-3 |
| FS α-BPDA | 2,3,3',4-biphenyl-tetracarboxylic acid dianhydride | 36978-41-3 |
| FS BPADA | 2,2-bis[4-(3,4 dicarboxyphenoxy)phenyl]propane dianhydride | 38103-06-9 |
| FS 4-PEPA | 4-phenylethylphthalic anhydride | 119389-05-8 |
| FS APAB | 4-aminophenyl 4-aminobenzoate | 20610-77-9 |
| FS HPMDA | 1,2,4,5-cyclohexanetetrcarboxylic dianhydride | 2754-41-8 |
| FS 3,4 ODA | 3,4'-oxydianiline | 2657-87-6 |
| FS DABA | 4,4'-diaminobenzoylanilide | 785-30-8 |
| FS HFBAPP | 2,2-Bis[4-(4-aminophenoxy)phenyl]hexafluoropropane | 69563-88-8 |
| FS MMB | 2,2'-dimethyl-4,4'-diaminobiphenyl(m-tolidine) | 84-67-3 |
| FS 6FDA | 2,2-Bis(3,4-anhydrodicarboxyphenyl)-hexafluoropropane | 1107-00-2 |
| FS DEDC | 4,4'-Oxybis(benzoyl chloride) | 7158-32-9 |
| FS BABP | 4,4'-Bis(3-aminophenoxy)benzophenone | 63948-92-5 |
| FS BABB | 1,3-Bis[4-(3-aminophenoxy)benzoyl]benzene | 110471-15-3 |
| FS BAP | 2,2-Bis(3-amino-4-hydroxyphenyl)propane | 1220-78-6 |
| FS TFMB | 2,2'-Bis(trifluoromethyl)-4,4'-diamino biphenyl | 341-58-2 |
| FS 1,3,4-APB,TPE-R | 1,3'-Bis(4-aminophenoxyl)benzene | 2479-46-1 |
| FS 1,3,3-APB | 1,3-bis(3-aminophenoxy)benzene | 10526-07-5 |
| FS TPE-Q | 1,4-Bis(4-aminophenoxy)benzene | 3491-12-1 |
| FS PAPB | 2,5-Bis(4-aminophenoxy)biphenyl | 94148-67-1 |
| FS M-Tolidine | 2,2'-dimethyl-4,4'-diaminobiphenyl | 84-67-3 |
| FS O-Tolidine | 3,3'-dimethyl-4,4'-diaminobiphenyl | 119-93-7 |
| FS TFMB | 2,2'-Bis(trifluoromethyl)-4,4'-diamino biphenyl | 341-58-2 |
| FS HBPA | 4,4'-Isopropylidenedicyclohexanol | 80-04-6 |
| FS PMA | Pyromellitic Acid | 89-05-4 |
| FS 4,4’-DDS | 4,4’-diamino diphenyl Sulfone | 80-08-0 |
| FS 3,3’-DDS | 3,3- diamino diphenyl Sulfone | 599-61-1 |




