CoorsTek High-Alumina Crucible Cover 65613

- Alumina wares are inert in hydrogen and carbonaceous atmospheres and offers high resistance to alkalies and other fluxes
- AD-998 High-Alumina high form crucible is made of 99.8%-pure aluminum oxide; maximum temperature limit of 1750°C
- High-alumina labware temperature change rate should not exceed 150º C/hour
- For use with Coorstek Alumina crucible 65505, 65542, and 65593
- Comes in case of 5 pcs