4 mm Flint Glass Beads / Column Packing 1 lb

4 mm Flint Glass Beads / Column Packing 1 lb - Avogadro's Lab Supply

Walter Stern

$20.95 
SKU: 100ELB

One pound of solid 4 mm soda lime spheres or more commonly called flint glass beads. These beads are useful as packing for distillation columns and they can also be used as boiling stones or mixing beads.

Approximate Quantity = 5,500 spheres
Specifications:
Density 2.49 g / cm3
Strain Point 440°C
Softening Point 505°C
Diameter & Sphericity Variation +/- 10% of Diameter
Thermal Expansion
20 to 100 C 75.0 x 10-7
200 to 300 C 102.8 x 10-7