Dreihalskolben mit geraden Seitenhälsen NS 14/23, Mittelhals NS29/32 DIN12394, BORO3.3, DestillationskolbenFlask, 100 - 4000ml, with two straight side necks (Destillation flask), center neck ST 29/32, side neck ST 14/23Laborbedarf,Laborglas,Glasbauteile,Kolben,DreihalskolbenRound bottom flasks, three necks, centre neck NS29/32 and side necks NS 14/23 with standard ground socket, with parallel side necks
*nicht DIN (no DIN)