Hello. I am Joo Hye Kim, working in South Korea company of Nanocms. We're wondering tat A.Al2O3 mcro powder has any shape. We want the A.Al2O3 powder that is 3 to 5 micro size and sphercity shape. And, Is that correct the your company phone number (Tel 86 025 6666666)? Please inform us if you have another number. Please reply asap. Ms. Joo Hye Kim Show More