
Yhkc HiCaIO100 Unsupported Iridium Oxide Anode Catalyst for PEM Water Electrolyzer Chemical Iridium Electrocatalyst. High OER Activity: Initial OER activity exceeds 240 A/g Ir at 1.55V vs. RHE. Long-Term Stability: Voltage decay remains under 10 mV after 3000 hours of operation. High Iridium Utilization: Achieves over 80% iridium utilization, reducing material costs by up to 40%. Optimal Particle Size: Features a uniform 7.0 nm particle size for superior performance. Ruthenium-Free Formula: Prevents metal ion leaching and membrane contamination for extended lifespan. Direct Drop-in Compatibility: Seamlessly integrates with existing MEA production lines without modification. Scalable Supply: Available in kilogram to ton-scale batches with consistent quality.