Quartz wafers (and therefore sodium free)

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Process	Lab	Tool	Process Category	Subcategory	Description	Color Code
+	EML	acid-hood-EML	Wet	Solvents	General Purpose Acid Fume-Hood	EML
+	ICL	diesaw	Packaging	Physical	Wafer dicing saw	Red
+	ICL	diesaw-3240	Packaging	Physical	Wafer dicing saw	Red
	MTL	Procedures-Etching	Procedures	Etch	Etching of materials	Red &Green
	MTL	Procedures-Metrology	Procedures	Metrology	Test and Measurement	Red &Green
+	TRL	acid-hood	Wet	Acids	Acid processing station	Red &Green
+	TRL	develop-Brewer	Photo	Coat	Resist develop and postbake	Red &Green
+	TRL	Greenflo	Wet	Acids	Acid processing station	Red &Green