Advantec, Whatman, 4, 0.2um, 58 x 58mm, 30mm
Whatman 7187-114, Mixed Cellulose Ester Filter, ME Range (ME 24), gridded, white/black grid 3.1 mm, sterile, 0.2 um pore size, 47 mm circle (100 pcs) Regular Price: $113.66. Price $98.84. Add To Cart. Whatman 1093-930 Grade 93 Qualitative Filter Paper Wet-Strengthened, sheets, 58 x