Compatibility Rating
At 20°C (68°F)
Fair
Limited resistance - short-term exposure only
At 50°C (122°F)
Fair
Limited resistance - short-term exposure only
Why is Polysulfone rated this way to Benzoic Acid?
Polysulfone has limited resistance to Benzoic Acid. Short-term exposure may be acceptable, but prolonged contact is not recommended.
⚠️ When NOT to use Polysulfone
Avoid using Polysulfone (PSU) with ketones, esters, and chlorinated solvents. Excellent for hot water and steam applications.
Comparison Table — All Materials for Benzoic Acid
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | A | A |
| PP | A | C |
| PTFE | A | A |
| PVDF | A | A |
| FEP | A | A |
| ECTFE/ETFE | A | A |
| EPDM | C | NR |
| Viton (FPM) | A | A |
| NBR | C | NR |
| Silicone | NR | NR |
| SS 316 | A | A |
| SS 304 | A | A |
| Aluminium | A | B |
| PVC Rigid | A | B |
| PVC Flexible | A | NR |
| PMP | A | B |
| Polystyrene | B | B |
| SAN | A | A |
| Polycarbonate | D | D |
| PETG | A | NR |
| Acetal (POM) | B | D |
| Nylon (PA) | C | D |
| Polysulfone | C | C |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Maximum service temperature for this material is 150°C. Always verify compatibility at your specific operating conditions.
🔄 Better Alternative?
Consider: PVDF or PTFE. View all materials for Benzoic Acid →
FAQ
Is Polysulfone resistant to Benzoic Acid?
Polysulfone has Fair (C) resistance to Benzoic Acid at 20°C. Limited resistance - short-term exposure only.
Can I store Benzoic Acid in Polysulfone containers?
Use caution - Polysulfone is rated C (Fair) for Benzoic Acid.