MODcol® Spring® 25 mm ID Spring Columns

MODcol® Spring® 25 mm ID Spring Columns are supported by a complete range of dedicated subassemblies, replacement parts, and repack kits with 2 µm or 5 µm frits, enabling easy maintenance, flexible reconfiguration, and long service life for preparative LC and SFC applications.


Subassemblies for 25 mm ID Spring Columns
  • Spring Kit for 25 mm ID Spring Columns, 2000 psi (AS2002-025A03)

  • Spring Kit for 25 mm ID Spring Columns, 900 psi (AS2002-025A04)

  • Spring Kit for 25 mm ID Spring Columns, 400 psi (AS2002-025A05)

  • Guide Tube for 25 mm Spring Columns (AS2002-025013)

  • 1/16" OD, 0.020" ID connecting tube and fittings for use with 25 mm ID Spring Column (AS2002-025A06)

  • 1/16" OD, 0.040" ID connecting tube and fittings for use with 25 mm ID Spring Column (AS2002-025A07)

  • Threaded Spacer for 25 mm ID, 40 cm L Spring Columns (AS2002-025000)

  • Threaded Spacer for 25 mm ID, 70 cm L Spring Columns (AS2002-025001)

  • Threaded Flange for 25 mm ID Spring Columns (AS2002-025002)

  • Packing Spacer for 25 mm ID Spring Columns (AS2002-025003)

  • Unpacking Spacer for 25 mm x 40 cm SC / ASFC hardware (AS2002-025004)

  • Unpacking Spacer for 25 mm x 70 cm SC / ASFC hardware (AS2002-025005)

Replacement Parts for 25 mm ID Spring Columns
  • Bed Support Frit - 1 µm for 25 mm ID Column (AF0000-C02501)

  • Bed Support Frit - 2 µm for 25 mm ID Column (AF0000-C02502)

  • Bed Support Frit - 5 µm for 25 mm ID Column (AF0000-C02503)

  • 60 µm Frit - Outlet Disperser for 25 mm ID Column (AF0000-D02501)

  • Inner O-Ring for 25 mm ID outlet (AH0000-R025A3)

  • Outer O-Ring for 25 mm ID SC outlet (AH0000-R025A4)

  • 1 µm DD piston frit for 25 mm SC (AS2002-C02501)

  • 2 µm DD piston frit for 25 mm SC (AS2002-C02502)

  • 5 µm DD piston frit for 25 mm SC (AS2002-C02503)

  • Piston O-Ring 25 mm SC (AS2002-025011)

  • Piston for 25 mm ID Spring Columns (AS2002-025007)

  • PTFE Sleeve for 25 mm SC (AS2002-025010)

  • Replacement bolts, nuts, and washers for non-water jacketed 25 mm ID Spring Columns (AS2002-025A08)

  • Replacement bolts, nuts, and washers for water jacketed 25 mm ID Spring Columns (AS2002-025A11)

Repack Kit for 25 mm ID Spring Columns with 2 µm frits (3 sets of parts) - (AS2002-025A16)
  • 3x Piston O-Ring for 25 mm ID Spring Column (AS2002-025011)

  • 3x Outer O-Ring for 25 mm ID Spring Column (AH0000-R025A4)

  • 3x Inner O-Ring for 25 mm ID Spring Column (AH0000-R025A3)

  • 3x 2 µm Bed Support Frit for 25 mm ID Spring Column (AF0000-C02502)

  • 3x Outlet Disperser Frit 60 μm for 25 mm ID Spring Column (AF0000-D02501)

  • 3x 2 µm Double Density Frit for 25 mm ID Spring Column (AF0000-B025A2)

  • 4x FEP Shrink Sleeve for 25 mm ID Spring Column (AS2002-025010)

Repack Kit for 25 mm ID Spring Columns with 5 µm frits (3 sets of parts) - (AS2002-025A17)
  • 3x Piston O-Ring 25 for mm ID Spring Column (AS2002-025011)

  • 3x Outer O-Ring for 25 mm ID Spring Column (AH0000-R025A4)

  • 3x Inner O-Ring for 25 mm ID Spring Column (AH0000-R025A3)

  • 3x 5 µm Bed Support Frit for 25 mm ID Spring Column (AF0000-C02503)

  • 3x Outlet Disperser Frit 60 μm for 25 mm ID Spring Column (AF0000-D02501)

  • 3x 5 µm Double Density Frit for 25 mm ID Spring Column (AS2002-C02503)

  • 4x FEP Shrink Sleeve for 25 mm ID Spring Column (AS2002-025010)


Columns for LC

with and without water-jacked

25 x 400 mm Hardware

max. packed bed volume 112 ml
max. packed bed length 225 mm
max. operating pressure Packing: 138 bar / 2000 psig
LC Operation: 138 bar / 2000 psig
max. operating temperature Packing: 15 - 30 °C
LC Operation: 4 - 60 °C

25 x 700 mm Hardware

max. packed bed volume 225 ml
max. packed bed length 450 mm
max. operating pressure Packing: 138 bar / 2000 psig
LC Operation: 138 bar / 2000 psig
max. operating temperature Packing: 15 - 30 °C
LC Operation: 4 - 60 °C

Columns for SFC

with water-jacked

25 x 400 mm Hardware

max. packed bed volume 112 ml
max. packed bed length 225 mm
max. operating pressure Packing: 138 bar / 2000 psig
SFC Operation: 200 bar / 2900 psig
max. operating temperature Packing: 15 - 30 °C
SFC Operation: 4 - 80 °C

25 x 700 mm Hardware

max. packed bed volume 225 ml
max. packed bed length 450 mm
max. operating pressure Packing: 138 bar / 2000 psig
SFC Operation: 200 bar / 2900 psig
max. operating temperature Packing: 15 - 30 °C
SFC Operation: 4 - 80 °C

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