Tall form, unglazed, 99.7% alumina crucible. Maximum use temperature is 1750°C. Additional Info: High Alumina Crucibles, Tall Form, 20ml Package Size(L x W x H): 4 X 2.5 X 2.5 (IN) Categories: Crucibles, High Alumina HTS Code: 6902.20.5010 UNSPSC: 4.11222e+007 Country Of Origin: INDIA