Optimizer insert for spinner turbines

Optimizer insert for spinner turbines, NMR tube size 3 mm , into 5 mm Bruker

Optimizer insert for spinner turbines, NMR tube size 3 mm , into 5 mm Varian

Optimizer insert for spinner turbines, NMR tube size 4 mm , into 5 mm Bruker

Optimizer insert for spinner turbines, NMR tube size 4 mm , into 5 mm Varian