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Sulfones (PSU, PESU, PPSU): medical-grade resins

Amorphous, transparent sulfone polymers with high heat resistance, used for reusable instrument handles, sterilization trays and housings.

7 grades from 2 manufacturers. Families included: PESU, PPSU, PSU.

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Reference only: Compiled from public manufacturer literature for reference only; it may be incomplete or outdated.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.

All 7 grades

Grade	Maker	Family	USP VI	ISO 10993	Gamma	EtO	Autoclave	VHP	FDA file
Ultrason E 2010	BASF	PESU			✔		limited
Ultrason E 3010	BASF	PESU			✔		limited
Veradel HC PESU	Syensqo (Solvay)	PESU			limited
Radel R-5000	Syensqo (Solvay)	PPSU		✔	✔	✔	✔	✔	MAF
Radel R-5100	Syensqo (Solvay)	PPSU		✔	✔	✔	✔	✔	MAF
Ultrason S 2010	BASF	PSU			✔		limited
Udel P-1700	Syensqo (Solvay)	PSU	✔		✔	✔	✔

Grades by sterilization statement

The same grades, sorted by what the cited source says for each method. Not stated means the source is silent, not that the grade fails.

Gamma

Stated yes (6): Ultrason E 2010 · Ultrason E 3010 · Radel R-5000 · Radel R-5100 · Ultrason S 2010 · Udel P-1700

Limited (1): Veradel HC PESU

EtO

Stated yes (3): Radel R-5000 · Radel R-5100 · Udel P-1700

Not stated (4): Ultrason E 2010 · Ultrason E 3010 · Veradel HC PESU · Ultrason S 2010

Steam / autoclave

Stated yes (3): Radel R-5000 · Radel R-5100 · Udel P-1700

Limited (3): Ultrason E 2010 · Ultrason E 3010 · Ultrason S 2010

Not stated (1): Veradel HC PESU

VHP

Stated yes (2): Radel R-5000 · Radel R-5100

Not stated (5): Ultrason E 2010 · Ultrason E 3010 · Veradel HC PESU · Ultrason S 2010 · Udel P-1700

Grade data last checked 2026-10-16. Membership uses the same polymer grouping as the tables in MedResin's guides. About the data · Suggest a correction

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