| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| Adell PS IF-10 | Adell Plastics, Inc. | PS (HIPS) | Adell PS |
| Adell PS IF-110 | Adell Plastics, Inc. | PS (HIPS) | Adell PS |
| Adell PS IV-11-N | Adell Plastics, Inc. | PS (HIPS) | Adell PS |
| Adell PS IV-14-N | Adell Plastics, Inc. | PS (HIPS) | Adell PS |