Analyzer Helps Solve Hydrofluoric Acid Wastewater Problem at Wireless Handset Chip Manufacturing Plant

Nov. 28, 2018

A manufacturer of wireless handset chips in the United States—whose products include power amplifiers, front-end modules and radio frequency products for handsets and wireless infrastructure equipment—needed to treat its fabrication facility’s acidic wastewater prior to disposal. As part of the chip manufacturing process, highly caustic hydrofluoric acid was used to etch its gallium arsenide chip wafers and that left it with a wastewater issue to address.

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