... 6", 9"*9", 12"*12" Classs: 100, 1000, 1000 Cleanroom wipes Description: the lowest contamination levels at an economical price, Effiiently ... in a class 10 to 100 clean room laundry, Ideal for a variety of clean room applications and available with a ... heat sealed edge (HSE), ultrasonic sealed edge (UCE) . Material : 100% Polyester Knit Wipes,Double ...