... ion content ,it also can be used with 99.9% industry IPA .Cleanmo Anti-static Cleanroom swabs also can good substitute ... Swabs are widely used in Hard disk industry ,Optics-electronic ,semiconductor , IC, SMT, PCB, Lens , biotech industries and so on . Features : - ... semiconductor, hard disk drive, LCD,PCB,SMT, IC, medical and biotech industry .For more information , please contact us at any time , we ...