VGKL Laboratory Catalogue Issue 15


Main -> Glass construction, glass equipment -> Glass components, grounded joint components -> Ground flasks

Nitrogen Tubes, Rettberg

Nitrogen round bottom flasks made of borosilicate glass 3.3, non-graduated, round bottom, with side straight stopcock and hose connection, or side PTFE valve and hose connection.

1 2 Nitrogen tubes with cock

Volume ml	Ground joint NS	Stopcock NS mm	Cone	Socket
Volume ml	Ground joint NS	Stopcock NS mm	Order No.	Order No.
10	14.5/23	1.5	13 40 29308	13 40 29408
25	14.5/23	2.5	13 40 29314	13 40 29414
50	14.5/23	2.5	13 40 29317	13 40 29417
100	14.5/23	2.5	13 40 29324	13 40 29424
250	14.5/23	2.5	13 40 29336	13 40 29436
100	29/32	2.5	13 40 29327	13 40 29427
250	29/32	2.5	13 40 29337	13 40 29437

3 Nitrogen tubes with PTFE high-vacuum valve with fine thread, graduated

Volume ml	Ground socket NS	Valve passage mm	Order No.
10	14.5/23	0 – 3	10 70 00160
25	14.5/23	0 – 3	10 70 00161
50	14.5/23	0 – 3	10 70 00162
100	14.5/23	0 – 3	10 70 00163
250	14.5/23	0 – 3	10 70 00164
100	29/32	0 – 3	10 70 00165
250	29/32	0 – 3	10 70 00166