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Use "ultrapure" in a sentence
"The first ultrapure fiber was successfully fabricated just four years later, in 1970."
"Millipore's expertise in the ultrapure water and supplements needed for cell cultivation fits Merck's smaller laboratory business."
"“Imagine a seriously high-tech, ultrapure silicon crystal roll of refrigerated cookie dough,” writes Elizabeth Grossman in her comprehensive book High Tech Trash.61"