1,sterile wiper, 2,processed and packed in Class 100 cleanroom, 3,ultra low particle generation, 4,highly absorbent sterile wiper ... water and packed in double vacuumed bag in Class 100 cleanroom Wipers of ultra low ionic level without silicon,polyamide and ... ,Electronics Assembly,Production,Office Use,and other Class 10-100 cleanroom With multiple specifications to choose and could live up to ...