Nitrogen tube 250 ml, joint NS 29/32 side PTFE valve 0?3 mm fine thread graduated

Nitrogen tube 250 ml, socket NS 14,5/23 side NS stopcock 2,5mm, non-grad. borosilicate glass DURAN®

Nitrogen tube 250 ml, socket NS 29/32 valve passage 0-3mm, non-grad. borosilicate glass DURAN®

Nitrogen tube 250ml with rightangle socket 90°, NS 14.5/23, HV valve w. fine thread

Nitrogen tube 50 ml, cone NS 14,5/23 side NS stopcock 2,5mm, non-grad. borosilicate glass DURAN®

Nitrogen tube 50 ml, joint NS 14,5/23 side PTFE valve 0?3 mm fine thread graduated

Nitrogen tube 50 ml, socket NS 14,5/23 side NS stopcock 2,5mm, non-grad. borosilicate glass DURAN®

Nitrogen tube 50 ml, socket NS 14,5/23 valve passage 0-3mm, non-grad. borosilicate glass DURAN®

Nitrogen tubes 15ml, socket NS14,5/23 side NS stopcock 2,5, non-grad.

Nitrogen vacuum workplaces with shutoff valve 0 to 15 mm, and N2/vacuum maniford

Nitrogen-Swing flask 250 ml socket NS 29/32, lateral PTFE valve 0...3mm

NMR-tubes with Young valve 8" 500MHz pack of 5