| Code | Description | TFR Code | TFR Description | NCA Code | NCA Description |
|---|---|---|---|---|---|
| IRB | Dental Laboratory Items Including Compound Solutions | 305 | Medical & Surgical Equipment - Purchase | 7021 | Medical & Surgical Equipment Disposable |
| IRX | Dental laboratory items repair | 306 | Medical & Surgical Equipment - Purchase | 7040 | Medical & Surgical Equipment Maintenance / Repairs & Components |
| IRY | Dental Laboratory Items - Maintenance | 306 | Medical & Surgical Equipment - Purchase | 7041 | Medical & Surgical Equipment Maintenance Contracts |