Glass Fiber Filter, binder free, for LCTech glass Back Catalog number: 13537 Availability: In the manufacturer's stock Price on request - + Recommended 13539 Filling Tool, 9mm diam. Price on request PL3540-D603VP VariPure IPE 100mg/3mL, 50/pk Price on request 13542 Empty Glass Column, Borosilicate glass, 6mL; luer Price on request