Compatibility Rating
Why is PP resistant to Aniline?
PP shows good resistance to Aniline due to its semi-crystalline structure providing good chemical resistance to acids, bases, and organic solvents at moderate concentrations.
⚠️ When NOT to use PP
Avoid using Polypropylene with concentrated oxidizing acids, chlorinated solvents, and aromatic hydrocarbons. Becomes brittle below 0°C.
Comparison Table — All Materials for Aniline
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | B |
| LDPE | A | C |
| PP | B | C |
| PTFE | A | A |
| PVDF | A | D |
| FEP | A | A |
| ECTFE/ETFE | B | D |
| EPDM | D | D |
| Viton (FPM) | B | D |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | A | NR |
| SS 304 | A | NR |
| Aluminium | A | NR |
| PVC Rigid | D | D |
| PVC Flexible | D | D |
| PMP | B | C |
| Polystyrene | D | D |
| SAN | NR | D |
| Polycarbonate | D | D |
| PETG | NR | NR |
| Acetal (POM) | A | C |
| Nylon (PA) | C | D |
| Polysulfone | D | D |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Performance degrades significantly at higher temperatures — rated Good at 20°C but only Fair at 50°C. For elevated temperatures, consider a more resistant material. Max service temp: 100°C.
🔄 Better Alternative?
Consider: PVDF or PTFE for higher temperatures. View all materials for Aniline →
FAQ
Is Polypropylene (PP) resistant to Aniline?
Polypropylene (PP) has Good (B) resistance to Aniline at 20°C. Good resistance - suitable for intermittent contact.
Can I store Aniline in Polypropylene (PP) containers?
Yes, Polypropylene (PP) is rated B (Good) for Aniline.