2818101110
- Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
- Artificial corundum, whether or not chemically defined
- With an aluminium oxide content of 98,5 % by weight or more
- With less than 50 % of the total weight having a particle size of more than 10 mm
- Sol-Gel corundum (CAS RN 1302-74-5) with an aluminium oxide content of 99,6 % or more by weight, having a micro crystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,0