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4 mm Flint Glass Beads Column Packing 1 lb Fashion

$10.48

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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

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