| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| QR Resin QR-5020 | QTR, Inc. | PEI+PC | QR Resin |
| ENVIROPLAS® ENV42-NC740 | ENVIROPLAS®, Inc. | PEI+PC | ENVIROPLAS® |
| OP - PC/PEI 901 | Oxford Polymers | PEI+PC | OP - PC/PEI |
| OP - PC/PEI 10GF | Oxford Polymers | PEI+PC | OP - PC/PEI |