Compatibility Rating
📊 Note: Sodium Hypochlorite resistance varies by concentration. Data available for: 12, 15 %. Search for specific concentrations →
Why is SS 304 rated this way to Sodium Hypochlorite?
SS 304 has limited resistance to Sodium Hypochlorite. Short-term exposure may be acceptable, but prolonged contact is not recommended.
⚠️ When NOT to use SS 304
Avoid using Stainless Steel 304 with chloride-rich environments (seawater, HCl) which cause pitting corrosion. Use 316 grade for chloride exposure.
Comparison Table — All Materials for Sodium Hypochlorite
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | B | C |
| LDPE | B | C |
| PP | B | C |
| PTFE | A | A |
| PVDF | A | A |
| FEP | A | A |
| ECTFE/ETFE | NR | NR |
| EPDM | C | NR |
| Viton (FPM) | A | C |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | B | NR |
| SS 304 | C | NR |
| Aluminium | D | D |
| PVC Rigid | A | C |
| PVC Flexible | A | NR |
| PMP | A | C |
| Polystyrene | A | C |
| SAN | A | A |
| Polycarbonate | C | C |
| PETG | C | NR |
| Acetal (POM) | D | D |
| Nylon (PA) | D | D |
| Polysulfone | A | A |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Maximum service temperature for this material is 800°C. Always verify compatibility at your specific operating conditions.
🔄 Better Alternative?
Consider: SS 316 for chloride environments. View all materials for Sodium Hypochlorite →
FAQ
Is Stainless Steel 304 resistant to Sodium Hypochlorite?
Stainless Steel 304 has Fair (C) resistance to Sodium Hypochlorite at 20°C. Limited resistance - short-term exposure only.
Can I store Sodium Hypochlorite in Stainless Steel 304 containers?
Use caution - Stainless Steel 304 is rated C (Fair) for Sodium Hypochlorite.
📊 Note: Sodium Hypochlorite resistance varies by concentration. Data available for: 12, 15 %. Search for specific concentrations →