... in class 100 cleanroom.Excellent absorbency, the dust and fiber seldom fall from the wiper, solvents saving, strong cleanliness and without any damage ... ,20bags/ctnOthers clean room wipes KB-1009LE general fiber is continuous weaved with 100% of polyester, clean room wiper are sealed ... bag sealed and dealt with anti-static.KB-3009 100%micro-fiber,sealed by laser or ultrasonic cutting, and washed by ...