Ultradur PRO B4521
BASF · PBT
Ultradur PRO B4521 is a PBT grade from BASF. The cited source lists it as compatible with gamma and EtO sterilization; notes limited steam/autoclave compatibility. Source
Data comes from public supplier literature (cited on each grade page). A blank cell means not stated in the source, not "no". Always confirm with the supplier's current documentation before use.
Reference only: Compiled from public manufacturer literature for reference only; it may be incomplete or outdated. Before using any grade in a device, verify the current manufacturer data sheet and complete your own testing and regulatory review.
| USP VI | not stated |
|---|---|
| ISO 10993 | not stated |
| Gamma | ✔ |
| EtO | ✔ |
| Autoclave | limited |
| VHP | not stated |
| FDA master file | not stated |
| Autoclave / steam (as stated) | 121 °C: limited resistance; 134/143 °C: no resistance (depends on conditions, duration and number of cycles) |
Data note: BASF sterilization table: Ultradur PRO steam 121 °C limited, gamma/e-beam and EtO full resistance, plasma limited.
Last checked: 2026-10-16 · How we source data · Suggest a correction