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Nalgene filters have the Rapid-Flow multi-column membrane-support system. This proprietary system provides a uniform, consistent separation between touchpoints with the membrane, minimizing gap stress to maintain optimal flow.

  • 0.2 micron filters remove all bacteria
  • 0.45 and 0.8 micron filters for particle removal and fluid clarification
  • Ergonomic design
  • 1 1/2 turn screw cap, tapered sides and “grips” make the filter units and storage bottles easy to handle
  • Wide base improves stability on the bench top

Nalgene CN: For filtration of buffers

Cellulose nitrate (CN) membranes are ideal for filtering and clarifying buffers and other aqueous solutions when protein binding is not a concern. Nalgene CN membranes are TRITON X®-free.

Thomas No.Mfr. No.Capacity, mLPore Size, µmMembrane Dia., mm
4619B60125-00201500.250
4619B71125-00451500.4550
4619B80125-00801500.850
4619C10126-00202500.250
4619C20126-00452500.4550
4619C30126-00802500.850
4619D15450-00205000.275
4619D25450-00455000.4575
4619D35450-00805000.875
4619D41127-002010000.275
4619D43127-004510000.4575
4619D47127-008010000.875

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Product Detail
Thomas No.
4619B60
Mfr. No.
125-0020
Description
Filter Unit 150ml CN 50mm Diameter Membrane 50mm, 0.20um
list price/quantitytotal
$0.00
Thomas No.
4619B71
Mfr. No.
125-0045
Description
Filter Unit 150ml CN 50mm Diameter Membrane 50mm, 0.45um
list price/quantitytotal
$0.00
Thomas No.
4619B80
Mfr. No.
125-0080
Description
Filter Unit 150ml CN 50mm Diameter Membrane 50mm, 0.8Um 4619B49
list price/quantitytotal
$0.00
Thomas No.
4619C10
Mfr. No.
126-0020
Description
Filter Unit 250ml CN 50mm Diameter Membrane 50mm, 0.20um
list price/quantitytotal
$0.00
Thomas No.
4619C20
Mfr. No.
126-0045
Description
Filter Unit 250ml CN 50mm Diameter Membrane 50mm, 0.45um
list price/quantitytotal
$0.00
Thomas No.
4619C30
Mfr. No.
126-0080
Description
Filter Unit 250ml CN 50mm Diameter Membrane 50mm, 0.8Um
list price/quantitytotal
$0.00
Thomas No.
4619D15
Mfr. No.
450-0020
Description
Filter Unit 500ml CN 75mm Diameter Membrane 75mm, 0.20um
Ready to Ship
list price/quantitytotal
$0.00
Thomas No.
4619D25
Mfr. No.
450-0045
Description
Filter Unit 500ml CN 75mm Diameter Membrane 75mm, 0.45um
list price/quantitytotal
$0.00
Thomas No.
4619D35
Mfr. No.
450-0080
Description
Filter Unit 500ml CN 75mm Diameter Membrane 75mm, 0.8Um
list price/quantitytotal
$0.00
Thomas No.
4619D41
Mfr. No.
127-0020
Description
Filter Unit 1000ml CN 75mm Diameter Membrane 75mm, 0.20um
list price/quantitytotal
$0.00
Thomas No.
4619D43
Mfr. No.
127-0045
Description
Filter Unit 1000ml CN 75mm Diameter Membrane 75mm, 0.45um
list price/quantitytotal
$0.00
Thomas No.
4619D47
Mfr. No.
127-0080
Description
Filter Unit 1000ml CN 75mm Diameter Membrane 75mm, 0.8Um
list price/quantitytotal
$0.00
$0.00 (0 Items)

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