R B Flask 2 Nk 250ml CS2429 SS1423 Quickfit-(ELS-QFR2503S1A)

R B Flask 2 Nk 250ml CS2429 SS1423 Quickfit - - These two neck flasks have a vertical centre neck and an angled side neck. Side necks are available with either 14/23 or 19/26 ground socket joints. Fitted with two Quickfit® ground glass sockets - one vertical centre neck - one angled side neck Side neck useful for introducing gas inlet tubes and thermometers etc into the flask Manufactured from borosilicate glass for highest resistance to thermal shock and chemical attack