12mL E20u Hydrophobic Frit, 100/pk Back Catalog number: 2488 Availability: In the manufacturer's stock Price on request - + Recommended 2416 6mL Cartidge w/20u PE Frit, 100/pk Price on request 2133 ALA Alumina (Acidic) 500mg/3mL, 50/pk Price on request 4827 12mL Cartridge w/1g SPE Amide-2, 20/pk Price on request