... protected dissolvable fiber,with higer liquid absorbency than M-3. Without any adhesive. Applications : widely used in cleanroom ... , tools,parts, printing,instruments surface,IC,LCD,etc. Product Items : CodeSpecPackagingRemarkCommon gradeM-3(BTR4) 25cm*25cm100pcs/bag,30bags/ctnViscose ... synthetic fiber,a little hard,45gsm , anti-acetoneM-3(ZH)25cm*25cm100pcs/bag,30bags/ctnSpecial synthetic fiber,a ...