Potentiostat
Background
Nice wikipedia description of what a potentiostat is here.
A basic description of potentiostat architectures can be found at http://www.consultrsr.com/resources/pstats/design.htm
CheapStat -- PLOSOne article here -- they use a DIY design to assess ascorbic acid in orange juice, cyanide in water, acetaminophen content of over-the-counter pain medication, and arsenic in water. Neat!
An open potentiostat at Cornell is here
Uses
- Assess arsenic, cyanide, other contaminants / toxins in water
- Educational
- Identifying toxins / ingredients in foodstuffs
Development
- olm-pstat - repository for the PLOTS/PVOS Open Lab Monitor potentiostat peripheral
- source code from Jack Summers' DIY potentiostat