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Silicon is a chemical element with symbol Si and atomic number 14.
S 4511 (OTTO) Silicon, powder, max. particle size 45 μm, 99.5% Cas 7440-21-3 - used industrially without being separated into the element, and indeed often with comparatively little processing from natural occurrence.
WGK Germany 2
Certificate Of Analysis
(For eg. B 1615-0108)
Other Documents
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7440-57-5
Gold wire, diam 0.5 mm, 99.9%
7440-67-7
Zirconium pieces, 1-10 mm, 99.99%
7439-97-6
Mercury, ≥99.99% trace metals basis
Zirconium, thermal spray grade, -325 mesh powder, 99%
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