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Impurity Analyses – Clear Fused Quartz (CFQ) vs. Suprasil (Synthetic Quartz)
Clear Fused Quartz (CFQ) is purified from naturally occurring quartz so the existence of certain material radicals from mining is inevitable. Chemical impurity analysis results for CFQ are shown below:
Table 1: Impurity Analysis for Clear Fused Quartz (unit: ppm in weight)

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