Description
50 lbs – Silica 70 Mesh
(SiO2, Silicon Dioxide, Sand)
Lab / Assay Grade
Sold by the Each (50 lbs) Bag
For use as an ingredient of assaying flux (or flux thinner) for melting or smelting gold and other precious metals.
Additional information
| Weight | 51 lbs |
|---|---|
| Dimensions | 22 × 16 × 6 in |
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