electroPioreactor v0.02.md
v0.02 mixed culture electroPioreactor (MEP0.02)
Bill of Materials
Pioreactor
- 1x Pioreactor 20ml v1.1 with Raspberry Pi and Micro SD card, normally configured
- 1x Dovetail platform for Raspberry Pi
Electrolysis
- Either
- 1x Platinum plated titanium anode (for MEP0.02Pt – 6mm diameter, 60mm total length, 35mm platinised length), or
- 1x Graphite anode (for MEP0.02C – 6mm diameter, 60mm total length)
- 1x Crocodile clip
- 1x Stainless Steel 60mm M4 bolt
- 1x Stainless Steel M4 Locking Nut
- 1x Ring Crimp Terminal
- 1x Pioreactor vial cap with hole for 6mm electrode
- 4x Female Dupont Cables: Amazon.co.uk (also needed for CO2 sparging)
CO2 sparging
- 1x Sodastream cylinder: Amazon.co.uk (classic blue NOT quick connect pink)
- 1x Sodastream holder for Pioreactor
- 1x W21.8-14 to TR21-4 adaptor: Amazon.co.uk 1
- 1x CO2 Regulator and Solenoid: Amazon.co.uk 2
- ~ 20cm 4mm PU tubing: Amazon.co.uk
- 2x Check valves: Amazon.co.uk
- 1x 3/16" barb male Luer lock: Amazon.co.uk
- 1/16" barb Luer Locks - 2x Male: Amazon.co.uk & 2x Female: Amazon.co.uk
- ~ 20cm 1/16" ID Silicone tubing: Amazon.co.uk
- 1x 2.1mm x 5.5mm Male Barrel Plug: Amazon.co.uk - to connect Raspberry Pi to solenoid with:
Continuous Flow
- 2x 12V peristaltic pump
- 2x Dovetail peristaltic pump holder
- 2x Centrifuge tubes: Amazon.co.uk
- 2x Dovetail centrifuge tube holders
Reagents
Optional extras
- Spare 20ml glass vials: Amazon.co.uk
Recommended Budget Labware
- 1x 1-5ml Pipettor & tips
- 1x Nitrile Gloves: Amazon.co.uk
- 1x Spatula: Amazon.co.uk
- 1x Weighing Boat: Amazon.co.uk
- Jewellers Scales
- 1x 1L volumetric flask: Labpals
- 1x 1L Reagent Bottle: Labpals
- 1x 1L Amber Reagent Bottle: Labpals
- 1x 1L Wash Bottle: Labpals
Recommended Tools for Assembly
- 1x Crimping Pliers: Amazon.co.uk
- 1x 150mm Pliers Wrench: Amazon.co.uk
- 1x Needle-Nose Pliers: Amazon.co.uk
- 1x PH0 Screwdriver: Amazon.co.uk
Could be improved, I got this as it is also a 90° bend, but mine is uncomfortably stiff to adjust ↩︎
Harvey Mudd are currently working on a Pinch Valve that should significantly improve this ↩︎
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