Overview Reviews Product Description Chromium Oxide NanopowderCr2O3, 99.5% Pure, APS: 90 nm Product Videos Custom Field CAS Number Not Given Formula Cr2O3 Dangerous Goods N/A Product Reviews Write a Review Write a Review × MKNano Cr2O3, 90 nm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *