Compatibility Rating
At 20°C (68°F)
Poor
Not recommended - significant degradation expected
At 50°C (122°F)
Poor
Not recommended - significant degradation expected
Why is Polycarbonate rated this way to Methanol?
Polycarbonate is not recommended for use with Methanol. Significant degradation or failure is expected.
⚠️ When NOT to use Polycarbonate
Avoid using Polycarbonate with alkalis, amines, ketones, esters, and many organic solvents. Prone to stress cracking.
Comparison Table — All Materials for Methanol
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | A | A |
| PP | A | A |
| PTFE | A | A |
| PVDF | A | A |
| FEP | A | A |
| ECTFE/ETFE | A | A |
| EPDM | A | NR |
| Viton (FPM) | C | D |
| NBR | C | C |
| Silicone | NR | NR |
| SS 316 | A | A |
| SS 304 | A | A |
| Aluminium | A | NR |
| PVC Rigid | A | C |
| PVC Flexible | C | C |
| PMP | A | A |
| Polystyrene | C | D |
| SAN | C | D |
| Polycarbonate | D | D |
| PETG | A | NR |
| Acetal (POM) | A | A |
| Nylon (PA) | B | NR |
| Polysulfone | C | C |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
FAQ
Is Polycarbonate resistant to Methanol?
Polycarbonate has Poor (D) resistance to Methanol at 20°C. Not recommended - significant degradation expected.
Can I store Methanol in Polycarbonate containers?
Use caution - Polycarbonate is rated D (Poor) for Methanol.