Shigemi 3 mm Symmetrical NMR microtube assembly

Shigemi 3 mm Symmetrical NMR microtube assembly, matched with D₂O, bottom L 10 mm

Shigemi 3 mm Symmetrical NMR microtube assembly, matched with DMSO-d₆, bottom L 10 mm

Shigemi 3 mm Symmetrical NMR microtube assembly, matched with CDCl₃, bottom L 10 mm