Click to expand Tap to zoom Ahlstrom 3600-0450 Quartz Fiber Filter Paper,Grade 360 by Ahlstrom Save $-31.00 $31.00 | / SKU 3600-0450 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Ahlstrom Grade 360/Catalog No. 3600-0450/Diameter: 4.5 cm/25 Pieces/Pack/Material: Quartz Fiber