Compatibility Rating
Why is PVC Rigid resistant to Calcium Hypochlorite?
PVC Rigid shows good resistance to Calcium Hypochlorite due to its chlorinated structure providing resistance to acids, alkalis, and many inorganic chemicals.
⚠️ When NOT to use PVC Rigid
Avoid using PVC (Rigid) with ketones, esters, aromatic and chlorinated solvents. Maximum temperature around 60°C.
Comparison Table — All Materials for Calcium Hypochlorite
| 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 | B | B |
| Viton (FPM) | B | C |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | B | NR |
| SS 304 | C | NR |
| Aluminium | D | D |
| PVC Rigid | B | C |
| PVC Flexible | C | NR |
| PMP | A | B |
| Polystyrene | B | C |
| SAN | A | A |
| Polycarbonate | C | D |
| PETG | C | NR |
| Acetal (POM) | A | NR |
| Nylon (PA) | A | D |
| Polysulfone | A | A |
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: 60°C.
🔄 Better Alternative?
Consider: PP or PVDF for higher temperatures. View all materials for Calcium Hypochlorite →
FAQ
Is PVC Rigid resistant to Calcium Hypochlorite?
PVC Rigid has Good (B) resistance to Calcium Hypochlorite at 20°C. Good resistance - suitable for intermittent contact.
Can I store Calcium Hypochlorite in PVC Rigid containers?
Yes, PVC Rigid is rated B (Good) for Calcium Hypochlorite.