Chmical Analysis Filter Papers (qualitative filter paper and quantitative filter paper)

Material:cotton

Weight:80G

Features: high purity, even construction.

Filter speed :fast,medium,slow.

Size: choose per the size of funnel.

-square:60x60mm,30x30mm

-diameter:70,90,110,125,150,180,220mm

Scope of application: lab, medicine, hygiene etc.