Flasks Round Bottom, three necks, ground centre socket NS 19/26

QUICKFIT? Flasks Round Bottom, three necks, ground centre socket NS 19/26, two angled side sockets NS 14/23, 25mL
Manufactured from 3.3 expansion borosilicate glass complying with ISO 3585 (ASTM E-438 Type 1 Class A)
Flasks have a vertical centre neck and two angled side necks with interchangeable conical ground joints
Note: Flasks marked with an * comply with the requirements of DIN 12394