Whatman 10380404 Grade 1 Quadrant Folded Filter Paper, 110mm, 500/PK

1 FF Quadrant 110MM 500/PK 
Whatman qualitative and quantitative grades are offered in this convenient format which has major advantages over flat circles. Savings in time required to quadrant-fold circles to fit conical Filter funnels in repetitive or multiple analysis. Also, check out the PALL 4252 Integrity Test Kit - Integrity Test Kit, includes pressure g