-Alumina crucibles feature highly resistant to chemical erosion.-Recommended for chemists and others involved in high temperature work demanding contamination free results.-For use in reducing and oxidizing atmospheres and refractory metals (such as molybdenum, rhodium, tungsten, tantalum). Specification:Material: Composite Ceramic (30% MgO2 + 65% SIO2 + 5% AL2O3)Max. Working Temperature: 1300CMax. Capacity: 16mlSize (L*W*H): 90 x 20 x 20mm (3.54" x 0.79" x 0.79")Thickness: 4mm (0.16")Fit Furnace Tube I.D.: >=27.
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