Overview Reviews Product Description Erbium Oxide NanopowderEr2O3, 99.9% Pure, APS: 50 nm Product Videos Custom Field CAS Number 12061-16-4 Formula Er2O3 Dangerous Goods N/A Product Reviews Write a Review Write a Review × MKNano Er2O3, 50 nm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *