United Scientific Porcelain Desiccator Plates with Small Holes, 140 Dia mm

Item #: 1488863
$41.39 $8.97
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United Scientific 140 mm Dia White Porcelain Desiccator Plate comprises of a large hole in the center and many 5 mm Dia perforations around it. Plate is glazed on one side. It offers resistance to acids and alkalis except for hydrofluoric acid. Glaze softening does not take place till 1000 deg C. The average coefficient of expansion from 20 - 200 deg C is 3.56 x 10-5 with a gradual increase to 4.69 x 10-5 at 1050 deg C to offer thermal shock resistance.