... 55% celloluse and 45% polyester 2. It is convenient to use, with properties of cleanness, no debris, a strong ... absorption.3. It is widely used to remove liquid and oil on the circuit board surface, in electronic industries, with high absorption, noeasy ... oil. Scope:1, Used in CLASS 1000 cleanroom for solutions like cleaning semi-conductor,LCD,PCB,circuit board product line,precison optical products ...