Sillica desiccant íí 1út 1.5út 2út 3út 5út 8út 10út 15út 20út 25út 30út 40út 50út 80út 100út 150út 200út 250út 300út 400út 500út 1000út The packaging uses the American military standard of the active drier . It has a clear regulation in packing with every technical indicator of the drier and examining the bases , methods of inspection. Can consult our customer attendants and ask for this standard .Filter paper, reticulate pattern paper, laminated paper, nonwoven, conglutinant nonwoven, Debun paper,Debun cloth.