Overview Reviews Product Description Boron Carbide NanopowderB4C, 99% Pure, APS: 50 nm Product Videos Custom Field CAS Number 12069-32-8 Formula B4C Dangerous Goods N/A Product Reviews Write a Review Write a Review × MKNano B4C, 50 nm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *