Parts

Suppliers

Adafruit

https://www.adafruit.com/

Amazon

https://www.amazon.com/

Vernier

https://www.vernier.com/product/conductivity-probe/

Mouser

https://www.mouser.com/

Powerwerx

https://powerwerx.com/

Bioenno

https://www.bioennopower.com/

Cole-Parmer

https://www.coleparmer.com/

McMaster-Carr

https://www.mcmaster.com/

Pololu Robotics and Electrics

https://www.pololu.com/

Sunstone

https://www.sunstone.com/

CanaKit

https://www.canakit.com/

Best Buy

https://www.bestbuy.com/

Ace Hardware

https://www.acehardware.com/

Adafruit: TCS34725 RGB Color Sensor.

Mouser: DS18B20 Temperature Sensor.

Vernier: conductivity probe and its interface shield with Arduino.

Amazon: soldering iron kits, LED multipack, twist-on wire caps, 4.7K Ohm resistor.

Powerwerx: two-hole panel mounting plate, three-hole panel mounting plate, panel-mount blue switch, PanelPole power distribution panels, Powerpole extension cable (1 ft), Powerpole extension cable (10 ft), wire stripper/cutter, 1 set of 10 unassembled Anderson Powerpole connector sets.

Bioenno: 12V 3Ah LiFePO4 battery and 2A charger.

Cole-Parmer: IKA RCT Digital 5 Magnetic Stirrer.

McMaster-Carr: Grommets, screws, and nuts.

Pololu Robotics and Electrics: Nema 17 stepper motor with 18cm lead screw, A4988 stepper motor driver carrier.

Sunstone: PCB.

CanaKit: Raspberry Pi power supply.

Best Buy: SanDisk 64gb Ultra Plus Micro.

Ace Hardware: M8 bolt and screw.

UCSD EBU2 engineering lab: black box fabrication.