Overview Reviews Product Description Bismuth Cobalt Zinc Oxide NanopowderBi2O3-CoO-ZnO: 7:3:9099.9% Pure, APS: 90 nm Product Videos Custom Field CAS Number Not Given Formula Bi2O3-CoO-ZnO: 7:3:90 Dangerous Goods N/A Product Reviews Write a Review Write a Review × MKNano Bi2O3-CoO-ZnO, 90 nm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *