| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| Witcom PC 6C-3L1 | Witcom Engineering Plastics B.V. | PC | Witcom PC |
| Witcom PC EC-EM | Witcom Engineering Plastics B.V. | PC | Witcom PC |
| Witcom PC 3L3 | Witcom Engineering Plastics B.V. | PC | Witcom PC |
| Witcom PC EC-EM-FR | Witcom Engineering Plastics B.V. | PC | Witcom PC |
| Witcom PC 2L1 | Witcom Engineering Plastics B.V. | PC | Witcom PC |
| Witcom PC 2C-FR-MR | Witcom Engineering Plastics B.V. | PC | Witcom PC |
| Witcom PC 3C-EM-MR Black | Witcom Engineering Plastics B.V. | PC | Witcom PC |