|Ultra-Seal® 3000’s unique constructed makes this wipe ideal for the most critical cleanroom application. Industry uses include semiconductor and circuit board manufacturing, delicate computer assembly, aerospace and pharmaceutical manufacturing areas where an ultra-clean wiper is necessary to quickly absorb large spills without leaving unwanted contamination behind. Patented sealed edge process for reduced fiber contamination; Patent #5,229,181. Patented sealed edge process combined with tubular design offers excellent abrasion resistance for the toughest cleaning applications. Designed for removal of tough residues in critical applications. Cleaning of medical device products. Low lint.