Reusable Needles (SS) for transfer of sample from Back Catalog number: 13382 Availability: In the manufacturer's stock Price on request - + Recommended PL3540-C603 PL-HCO3MP SPE 500mg/6mL, 50/pk Price on request 13537 Glass Fiber Filter, binder free, for LCTech glass Price on request 9372 ELUFIX columns, 10g Florisil & 2g Na2SO4, pk/30 Price on request