Sartorius FT-3-101-050 Quantitative Filter Papers, Grade 388, 50 mm, 100 pc/PAK

These filter papers are used for quantitative and gravimetric analyses as well as for pressure or vacuum filtration. They are made out of 100 % cotton linters with an α-cellulose content of > 98 % and are acid-washed to make the papers ashless and achieve high purity.

Also, Check Out Ahlstrom 6170-5000 Qualitative Filter Paper, 35 Micron, Fast Flow, Grade 617, 50cm Diameter (Pack of 50)