Caps (PE) for 5mm NMR-Tubes, black, 100 pcs Back Catalog number: 1187 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 1230 5mm NMR Wilmad Economy NMR Tube, 8'', 300MHz,5pcs Price on request 1190 Caps (PE) for 5mm NMR-Tubes, orange, 100 pcs Price on request 1193 Caps (PE) for 5mm NMR-Tubes, white, 100 pcs Price on request