Caps (PE) for 5mm NMR-Tubes, purple, 100 pcs Back Catalog number: 1191 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1231 5mm NMR Wilmad Economy NMR Tube, 7'', 400MHz,5pcs Price on request 1198 Caps (PE) for 5mm NMR-Tubes, aqua, 100 pcs Price on request 1228 5mm NMR Wilmad NMR Tube,8'', High-Throughp, 100pcs Price on request