... 3,most solvents available. Cleanroom Paper KB-M-1Feature & Function:1, Non-woven fabric, comprised of 30% polyester together with 70 ... advices, optical fiber manufacture, printing, SMT, precision equipment, food, pharmaceutical, mechanical processing, automobile ,beauty , maintaining etc. NameWeight Size(inch) N.W ... 2kg 0.029/m3 100pcs/bag,30bags/ctn KB-M-1 35gsm 6"x6"9kg9.5kg0.029/m3150pcs/bag,40bags/ ...