... DI water and packed in double vacuumed bag in Class 100 cleanroom 4,Cleanroom wiper of ultra low ionic level without silicon, ... other compound 5,High in absorbency and able to work together with IPA or other solvents without scratching delicate ... Semiconductor Fabrication,Electronics Assembly,Production,Office Use,and other Class 10-100 cleanroom 7,With multiple specifications to choose and it' ...