- DIY Supplies: ELECTRICAL
- Certification: NONE
- Origin: Mainland China
1: 117 (183um)-10cm*10cm (best seller)
2: 117 (183um)-20cm*20cm (best seller)
3: 115 (127um)-10cm*10cm
4: 211 (25.4um)-10cm*10cm
DuPont Proton Exchange Membrane Nafion 117
1. Product introduction
Proton Exchange Membrane Pretreatment
Uses: Suitable for electrolyte diaphragms in fuel cells, vanadium batteries, electrolytic cells, electrodialysis, and electrochemical sensors
Good thermal stability and high temperature resistance;
Electrochemical oxidation resistance, low corrosion, good chemical stability; Good mechanical properties and long life;
Higher conductivity, high output power.
2. Product parameters
Brand: DuPont Dupont
Model: N-117 or N117 or Nafion 117
Exchange capacity: 0.89meq/g
3. Pretreatment method (recommendation)
DuPont prompts: N117 membrane can be pre-treated before use, the specific method is:
First, treat 5% hydrogen peroxide at 80°C for 1 hour, then soak in deionized water for half an hour; then cook 5% dilute sulfuric acid (mass ratio) at 80°C for 1 hour; then soak in deionized water for half an hour. That’s it.
Or according to the user’s established habits, only use the electrolyte solution after soaking.