or
Silicon powder^ Silicon powder, crystalline, -100+200 mesh, Purity: 99.99% trace metals basis, CAS number: 7440-21-3, Molecular Formula: Si, Size: 250G
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Silicon powder^ Silicon powder, crystalline, -100+200 mesh, Purity: 99.99% trace metals basis, CAS number: 7440-21-3, Molecular Formula: Si, Size: 10G
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Silicon powder^ Silicon powder, crystalline, -100+200 mesh, Purity: 99.99% trace metals basis, CAS number: 7440-21-3, Molecular Formula: Si, Size: 50G
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