Source of the photo
              BME
          Author of the description
              VE
          A 5 member ten-fold dilution series of copper solution is shown, as an example.
The applied stock solution has 4000 mg/L (4000 ppm) concentration.
Source of description
              Budapest University of Technology and Economics, Department of Applied Biotechnology and Food Science (2013) Environmental Toxicology, Manual of the laboratory practices, http://envirotox.hu/wp-content/uploads/2017/10/Laboratory_practices_manual_Environmental_Tox.pdf
