Wiper and method of manufacturing the wiper

摘要

A sheet-like wiper of a nonwoven fabric formed by entangling fibers with each other by a high-pressure water jet stream, wherein an amount of micro-matter of 100 mum long or more falling-off therefrom is 20,000 pieces/m² or less, an amount of material dissolved therefrom into acetone is 340 mg/kg or less, and the water absorption is 8 ml/g or more.