Hot Pure 99.9 % monocrystalline silicon block 100g 500g scientific research experiments available monocrystalline silicon blocks

Hot Pure 99.9 % monocrystalline silicon block 100g 500g scientific research experiments available monocrystalline silicon blocks
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sku: 1005007637706206
$10.80-1%
$10.66
Shipping from: China
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