We are offering air filter paper, oil filter paper. 1) the iso manufacturing, rohs compliant 2) safety: non-toxic, harmless, no sensitive reaction specifications air filter paper 1, high effciency , low resistance 2, clean&eco-friendly 3, recycled 4, handle feel soft 5, good quality&reasonable price zf hepa filter paper is a new filter material made by melt-blown, with lower resistance, larger dust capacity, high efficiency, high strength, and environment friendly. performance: nontoxic, odorless, white and light, clear crease. - even distribution, high strength, low resistance and high efficiency, - anti-acid-base, ant-corrosion, high melting point, stable performance, - water-proof, relatively high strength and can stand the temperature as high as 120°c. application: it is widely applied for primary, middle, high efficient filters, clean bench, asepsis operating rooms, steam disinfection occasions and hepa filters, etc. remark: we are the iso manufacturing filter materials and non-woven fabric since 2004. Welcome to send us the inquiry or visit our factory in shenzhen, we will do our best to serve you with our favorable price, good quality and prompt delivery.