Overview Reviews Product Description Double Wall Carbon Nanotubes60+% Pure, OD: 2-4 nm, Length: 50 umSSA: > 350 m2/g Product Videos Custom Field CAS Number - Formula C Dangerous Goods N/A Product Reviews Write a Review Write a Review × MKNano Pure, OD: 2-4 nm Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *