'The more focused, the more professional' is the basis for us to become a leader in 0.45 micron filter
, porous teflon
. As one of the professional 0.22 micron filter manufacturers and suppliers in China, SENNUO now has many products with adequate quality in stock. Please be free to purchase our high quality 0.22 micron filter made in China and get the quotation and the free sample from our factory.