1
Introduction
User Guide
13
In addition to the CFT union, the Valco Ultra Low Mass (ULM) unions available with older
column modules will also work. See
. The ULM unions use re-usable ferrules and
require no special tools. The ULM unions are integrated with the bracket.
Figure 8.
Union bracket with Valco ULM union
We recommend the Valco re-usable ferrules listed in
for use with the ULM unions.
Table 2
Valco re-usable ferrules for use with ULM unions
Fused silica capillary column od
Recommended Ferrule
0.4 mm (typically 0.25 mm or smaller id)
5190-1437 (5/pk)
0.5 mm (typically 0.32 mm id)
5190-1438 (5/pk)
0.8 mm (typically 0.53 mm id)
5190-1439 (5/pk)
