Compatibility Rating
📊 Note: Ammonium Hydroxide resistance varies by concentration. Data available for: 30 %, 5 %. Search for specific concentrations →
Why is Viton (FPM) rated this way to Ammonium Hydroxide?
Viton (FPM) has limited resistance to Ammonium Hydroxide. Short-term exposure may be acceptable, but prolonged contact is not recommended.
⚠️ When NOT to use Viton (FPM)
Avoid using Viton Fluoroelastomer with ketones, esters, amines, and hot water/steam. Excellent for fuel and oil applications.
Comparison Table — All Materials for Ammonium Hydroxide
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | A | A |
| PP | A | A |
| PTFE | A | A |
| PVDF | A | C |
| FEP | A | A |
| ECTFE/ETFE | A | A |
| EPDM | A | NR |
| Viton (FPM) | C | C |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | A | A |
| SS 304 | A | A |
| Aluminium | A | A |
| PVC Rigid | A | B |
| PVC Flexible | A | C |
| PMP | A | A |
| Polystyrene | B | C |
| SAN | B | B |
| Polycarbonate | D | D |
| PETG | B | D |
| Acetal (POM) | A | B |
| Nylon (PA) | C | C |
| Polysulfone | B | C |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Maximum service temperature for this material is 200°C. Always verify compatibility at your specific operating conditions.
🔄 Better Alternative?
Consider: PTFE for chemical universality. View all materials for Ammonium Hydroxide →
FAQ
Is Viton (FPM) resistant to Ammonium Hydroxide?
Viton (FPM) has Fair (C) resistance to Ammonium Hydroxide at 20°C.
Can I store Ammonium Hydroxide in Viton (FPM)?
Caution - Viton (FPM) is rated C for Ammonium Hydroxide.
📊 Note: Ammonium Hydroxide resistance varies by concentration. Data available for: 30 %, 5 %. Search for specific concentrations →