Silica, flour 200 mesh

Warning

16153574
80700-934EA 142.28 USD
80700-934
Silica, flour 200 mesh
Silica

Silica is an acidic component found in fire assay flux.


In either sand or fine powder format, it is added to samples to protect the crucible in the fusion phase of the Fire Assay process. Insufficient silica levels will result in increased and erratic crucible wear.

Formula: SiO₂
MW: 60.083 g/mol
Boiling Pt: 2230 °C (1013 hPa)
Melting Pt: 1427 °C
Density: 2.622…2.645 g/cm³ (20 °C)
MDL Number: MFCD00011232
CAS Number: 112945-52-5
EINECS: 238-878-4
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