• 2 •
RESTEKAdvantage
800-356-1688
Injector
Guard
Column
Detector
Analytical
Column
Figure 2
—A guard column connected to an analytical column by
aVu2Union
™
connector.
Vu2 Union
™
Connector
Deactivated, Universal Press-Tight
®
Connectors
•High-temperature silanization for excellent inertness.
• Ideal for trace analysis of active compounds.
• Ideal for analysis of pesticides, semivolatile pollutants,
or clinical/forensic samples.
qty.
cat.#
5-pk.
20429
25-pk.
20430
100-pk.
20431
Vu2Union
™
Connector Kits
Each kit includes: Vu2Union
™
body, 2 Press-Tight
®
unions, 2 knurled nuts, and 4
ferrules. Change column diameters - evenmix column diameters - in the
Vu2Union
™
body in any of the kits simply by ordering appropriate ferrules for
the columns youwish to connect.
Description
Fits Column ID
qty.
cat.#
Vu2Union
™
Connector
0.15–0.25mm
kit
21105
Vu2Union
™
Connector
0.28/0.32mm
kit
21106
Vu2Union
™
Connector
0.45/0.50& 0.53mm kit
21107
Knurled nut
2-pk.
21108
Universal Press-Tight
®
Connectors
•Connect guard columns to analytical columns.
•Repair broken columns.
•Connect column outlets to transfer lines.
qty.
cat.#
5-pk.
20400
25-pk.
20401
100-pk.
20402
Graphite Ferrules for Vu2Union
TM
Connectors
•High-purity, high-density graphite.
• Stable to 450°C.
•No binders that can off-gas or adsorb analytes.
• Smooth surface and clean edges.
Ferrule
Fits Column
Graphite
Graphite
ID
ID
2-pk.
10-pk.
0.4mm
0.18–0.25mm
20280
20281
0.5mm
0.28/0.32mm
20282
20283
0.8mm
0.45/0.50& 0.53mm 20284
20285
Polar DeactivatedGuardColumns& Transfer Lines
Intermediate-Polarity Deactivated
GuardColumns& Transfer Lines
Nominal ID Nominal OD
5-Meter
5-Meter/6-pk.
0.10mm 0.363 ± 0.012mm 10041
0.15mm 0.363 ± 0.012mm 10042
0.18mm 0.37 ± 0.04mm 10046
0.25mm 0.37 ± 0.04mm 10043
10043-600
0.28mm 0.37 ± 0.04mm 10003
10003-600
0.32mm 0.45 ± 0.04mm 10044
10044-600
0.45mm 0.69 ± 0.04mm 10005
10005-600
0.53mm 0.69 ± 0.05mm 10045
10045-600
Nominal ID
Nominal OD
5-Meter
10-Meter
0.25mm
0.37 ± 0.04mm 10065
10068
0.32mm
0.45 ± 0.04mm 10066
10069
0.53mm
0.69 ± 0.05mm 10067
10070
Nominal ID
Nominal OD
10-Meter
10-Meter/6-pk.
0.25mm
0.37 ± 0.04mm 10049
10049-600
0.32mm
0.45 ± 0.04mm 10048
10048-600
0.53mm
0.69 ± 0.05mm 10047
Vu2Union
TM
