Siridion® packages

Ultra high pure Products for high performance

Siridion® HCDS
Hexachlorodisilane, HCDS, Si2Cl6


Siridion® brand ultrahigh purity hexachlorodisilane is a raw material used in the semiconductor industry for chemical vapor deposition (CVD) of silicon-containing films on silicon wafers at very low temperatures. Here, ultrahigh purity hexachlorodisilane is mainly used in the manufacture of next generation memory chips with the highest storage densities.


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Siridion® STC
Silicon tetrachloride, tetrachlorosilane, Siltet, STC, SiCl4


Siridion® brand ultrahigh purity silicon tetrachloride is the key feedstock in optical fiber production. It is also used in the manufacture of polycrystalline silicon for the semiconductor and photovoltaics industries, and in the production of synthetic fused quartz glass, e.g. fused quartz glass tubes. Siridion® STC is used in numerous niche applications as well.


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