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HighTech Conversions NovaTech 56, NonWoven PolyCellulose Cleanroom Wipes, Dimensions: 18 x 18 in., For Use With: Cleanroom; Lab; Cleaning, Length: 18 in., 46 cm, Poly/Cellulose, Nonsterile, White, Recommended Applications: Safety, Width: 18 in., 46 cm