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Testimonials

Janice Carter, University of Cambridge

The person in WPI I deal with is Julian Williams and he has been very helpful in sorting out any problems we may have and finding items that we require. He is very pleasant to deal with and I have used WPI for the last 8 years and I am very happy with the service that they provide us.
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Perfusion Pencils

Perfusion Pencils

Liquid switching times in milliseconds without moving sewer pipes.


Perfusion Pencil® Multi-Barrel Manifold Tip

Rapid solution change with micro-liter dead volume
No piezo or stepper motor translation. No clumsy rotating valves.

Single-cell and patch delivery
For mounting on any micromanipulator.

Vacuum cross-contamination prevention
Use one tube to vacuum the tip volume clear between solution changes.

Solid construction
Easy to connect and clean.

 

Pencil Tip Cross Section

 

 

 

 

 

 

 
4 to 16 micro-bore tubes into 1 outflow


100 Micron Removable Tip

 

 

 

 

 

  
Flow rates (+/- 0.05):
Gravity = 0
2 psi = 0.07 ml/min
8 psi = 0.25 ml/min


250 Micron Removable Tip

 

 

 

 


   
Flow rates (+/- 0.05):
Gravity = 0.35 ml/min
2 psi = 1.66 ml/min
8 psi = 5.16 ml/min
 
360 Micron Removable Tip
Flow rates (+/- 0.05):
Gravity = 1.15 ml/min
2 psi = 3.98 ml/min
8 psi = 10.66 ml/min

100, 250 and 360 micron removable delivery tips available.



Choose Quantity
04-16-100

04-16-100

Perfusion Pencil® + 100µm Removable Tip [16 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-16-250

04-16-250

Perfusion Pencil® + 250µm Removable Tip [16 channel], with luer lock inflow fittings


Choose Quantity
04-16-360

04-16-360

Perfusion Pencil® + 360µm Removable Tip [16 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-04-100

04-04-100

Perfusion Pencil® + 100µm Removable Tip [4 chan. manifold], with luer lock inflow fittings


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04-04-250

04-04-250

Perfusion Pencil® + 250µm Removable Tip [4 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-04-360

04-04-360

Perfusion Pencil® + 360µm Removable Tip [4 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-08-100

04-08-100

Perfusion Pencil® + 100µm Removable Tip [8 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-08-250

04-08-250

Perfusion Pencil® + 250µm Removable Tip [8 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-08-360

04-08-360

Perfusion Pencil® + 360µm Removable Tip [8 chan. manifold], with luer lock inflow fittings


Choose Quantity
04-04-zdv

04-04-zdv

Perfusion Pencil 4 channel manifold - Zero Dead Volume, with protective 1/8" tubing


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04-08-zdv

04-08-zdv

Perfusion Pencil 8 channel manifold - Zero Dead Volume, with protective 1/8" tubing


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04-100

04-100

100µm Removable Tip for Perfusion Pencil®


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04-250

04-250

250µm Removable Tip for Perfusion Pencil®


Choose Quantity
04-360

04-360

360µm Removable Tip for Perfusion Pencil®

Our Clients Include:

GlaxoSmithKline
University College London
Novartis
Imperial College
University of Cambridge
University of Oxford

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