Column Connectors

GC Capillary Column Connectors - SilTite® μ-Unionμ-union

  • Low thermal mass - Only 9 mm in total length and a mass of <0.5 g
  • Zero dead volume - Giving you optimized peak shapes
  • SilTite® FingerTite technology - Ensures it’s easy to install and leak free
  • Inert - Enabled by our expertise in surface chemistry, features chemically deactivated stainless steel ferrules alleviating active sites
  • Robust - Stable for both extreme temperature and pressure cycling
  • SilTite ferrules - no more leaks and no need to re-tighten after installation
  • Packs contain 2 unions, 5 double taper ferrules, and the necessary tools  
  • Flexible - Whether it’s fitting a pre-column, working with GC x GC, the SilTite μ-union has ferrules suitable for connecting:

Watch the SilTite µ-Union Introduction and Installation animation on YouTube.

Part no. First
Column
Second
Column
073560 0.1 - 0.25mm 0.1 - 0.25mm
073561 0.1 - 0.25mm 0.32mm
073562 0.1 - 0.25mm 0.53mm
073563 0.32mm 0.32mm
073564 0.32mm 0.53mm
073565 0.53mm 0.53mm
Please Note: Ferrules for 0.1 - 0.25 mm ID columns have 0.4mm holes.  Ferrules for 0.32 mm ID columns have 0.5mm holes. Ferrules for 0.53 mm ID columns have 0.8mm holes.


Replacement SilTite μ-Union Ferrules 

Part no. First
Column
Second
Column
Pack
Size
073566 0.1 - 0.25mm 0.1 - 0.25mm 10
073567 0.1 - 0.25mm 0.32mm 10
073568 0.1 - 0.25mm 0.53mm 10
073569 0.32mm 0.32mm 10
073570 0.32mm 0.53mm 10
073571 0.53mm 0.53mm 10
Please Note: Ferrules for 0.1 - 0.25 mm ID columns have 0.4mm holes.  Ferrules for 0.32 mm ID columns have 0.5mm holes. Ferrules for 0.53 mm ID columns have 0.8mm holes.


Replacement SilTite μ-Union only (no ferrules)

Part no. First
Column
Second
Column
Pack
Size
073572 0.1 - 0.32mm 0.1 - 0.32mm 5
073573 0.1 - 0.32mm 0.53mm 5
073574 0.53mm 0.53mm 5
  


GC Capillary Column Connectors - SilTite Mini Union

  • Specifcally designed for connecting capillary columns
  • Easy way of connecting guard columns or retention gaps to capillary columns
  • Can be used for repairing broken columns
  • Inert and precise glass lined bore
  • Low dead volume
  • SilTite ferrules - no more leaks and no need to re-tighten after installation
  • Packs contain 1 mini union, 2 nuts and 5 ferrules (073550 supplied with ferrules for 0.1-0.25mm ID columns. 073551 supplied with ferrules for 0.32mm ID columns. See below for alternative diameter ferrules).
  • 3/16" Spanners (wrenches) not included (please order separately if required)

Part no. Union Id First
Column
Second
Column
073550 0.4mm 0.1 - 0.25mm 0.32mm*
073550 0.4mm 0.1 - 0.25mm 0.1 - 0.25mm
073550 0.4mm 0.1 - 0.25mm 0.45 - 0.53mm*
073551 0.5mm 0.32mm 0.45 - 0.53mm**
073551 0.5mm 0.32mm 0.32mm
073552 0.8mm 0.45 - 0.53mm 0.45 - 0.53mm
073554 0.8mm for 1/32" columns for 1/32" columns
*073550 supplied with ferrules for 0.1 - 0.25 mm ID columns. See below for alternative diameter ferrules.
**073551 supplied with ferrules for 0.32 mm ID columns. See below for ferrules for 0.45 - 0.53 mm ID columns.

Replacement SilTite Mini Union Ferrules 

Part no. Description Pack
Size
073470 0.1 - 0.25mm ID 10
073471 0.32mm ID 10
073472 0.45 - 0.53mm ID 10
073473 for 1/32" columns 10

Replacement SilTite Mini Union Nuts

Part no. Description Pack
Size
073553 SilTite™ Nuts For Mini Unions of all ID 5
18500002 Spanner 3/16" x 1/4" AF 1
Spanner (wrench) sizes and uses: 3/16" for use with mini unions, 1/4" for use with 1/16" nuts




GC Capillary Column Connectors - Graphite/Vespel® Ferrule Mini Unions 

  • Specifically designed for connecting capillary columns
  • Easy way of connecting guard columns or retention gaps to capillary columns
  • Can be used for repairing broken columns
  • Inert and precise glass lined bore
  • Supplied with 15% Graphite 85% Vespel® ferrules
  • 100% graphite ferrules available separately
  • Packs contain 1 mini union, 2 nuts and 5 ferrules (103431 supplied with ferrules for 0.1-0.25mm ID columns. 103432 supplied with ferrules for 0.32mm ID columns. See below for alternatives.)
  • 3/16" Spanners (wrenches) not included (please order separately if required)

 

Part no. Union Id First
Column
Second
Column
103430 0.3mm supplied with 0.3mm ferrules supplied with 0.3mm ferrules
103431 0.4mm 0.1 - 0.25mm 0.1 - 0.25mm
103431 0.4mm 0.1 - 0.25mm 0.45 - 0.53mm*
103431 0.4mm 0.1 - 0.25mm 0.32mm*
103432 0.5mm 0.32mm 0.45 - 0.53mm**
103432 0.5mm 0.32mm 0.32mm
103433 0.8mm 0.45 - 0.53mm 0.45 - 0.53mm
*103431 supplied with ferrules for 0.1 - 0.25 mm ID columns.  See below for alternative diameter ferrules.
**103432 supplied with ferrules for 0.32 mm ID columns. See below for ferrules for 0.45 - 0.53 mm ID columns.

Replacement Mini Union Ferrules 

Part no. Description Description Pack
Size
072629 100% Graphite for 0.45 - 0.53mm ID columns 10
072630 100% Graphite for 0.1 - 0.32mm ID columns 10
072694 15% Graphite 85% Vespel® No Hole 10
072695 15% Graphite 85% Vespel® 0.3 mm hole 10
072696 15% Graphite 85% Vespel® for 0.1 - 0.25mm ID columns 10
072697 15% Graphite 85% Vespel® for 0.32mm ID columns 10
072698 15% Graphite 85% Vespel® for 0.45 - 0.53mm ID columns 10

Replacement Mini Union Nuts

Part no. Description Pack
Size
103400 Nuts For Mini Unions of all ID 5
18500002 Spanner 3/16" x 1/4" AF 1
Spanner (wrench) sizes and uses: 3/16" for use with mini unions, 1/4" for use with 1/16" nuts