... are available as requested 4.Filtration Precision:1---1000um 5.Addtional Doucuments:Quality Certificate/CO/Packing list/B/L/ ... pharmarcutical, aerospace and enviromental protection industries in respect of filtration and purification, gas-solid, liquid-solid, and gas-liquid ... . Best wishes to you ! 1.Company : Lierfilter Technology Co., Ltd 2.Address : Huanyu Road,Xinxiang, Henan Province,China 3. ...