Skip to main content

About this free course

Download this course

Share this free course

Test kits for water analysis
Test kits for water analysis

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

4 Related spectroscopic measurements

So far we have looked at portable instruments that measure absorption of light by solutions, we will now look at two related approaches, both of which have been adapted for field measurement:

  • measuring the light scattering properties of water to determine turbidity
  • using the property of luminescence as a gauge of microbial contamination.