Volumetric Flask 200 mL DIN-A, GL18, DIFFICO amber stained, GL-screw cap, PTFE-washer,

Volumetric flask 200 ml NS 14/23 with ST-PE-Stopper Diffico brown

Volumetric flask 300 ml, DIN-A NS 14/23, amber glass, DIFFICO white, hollow stopper, conformity certified

Volumetric Flask 50 mL DIN-A, GL18, DIFFICO amber stained, GL-screw cap, PTFE-washer,

Volumetric flask 50 ml, class A NS 12/21 with PE plug diffico blue, manufactured according to USP

Volumetric flask 50 ml, DIN-A NS 12/21, amber glass, DIFFICO white, PE stopper, conformity certified

Volumetric flask 50 ml, wide neck DIN-A NS 14/23 with NS-PE stopper blue graduated, conformity certified

Volumetric flask 5000 ml, DIN-A NS 34/35, amber glass, DIFFICO white, PE stopper, conformity certified

Volumetric flask 500ml NS 19//26 with PE-stopper blue graduated

Volumetric flask, 10 ml, class A ST14/23, PE-stopper, DIFFICO blue

Volumetric flask, 15 ml, class A, ST 10/19 PE-stopper, Diffico brown, without conformity certificate, made from DURAN tubing

Volumetric flask, 20 ml, class A ST10/19, PE-stopper, blue