- Greater resistance to thermal shock than porcelain
- Fire polished, corrosion-resistant, inert, non-stick glass surfaces bonded to metal
- Marked with numbered quadrants for easy location of crucibles and other containers, allows use by several people
- Diameter 9 inches; fits 3756H10 and standard 9 inch Desiccators (230 mm)
Also available in 140 mm diameter special order Thomas # 0656H79.