Sludge reference material

Coming from WWTP with urban or industrial origin, these reference materials are provided in containers of 65 mL containing dry and sieved sludge.

The available parameters for this kind of matrix are the following ones:

Aluminium Iron Kjeldahl Nitrogen
Arsenic Magnesium pH
Cadmium Manganese Lead
Copper Organic Matter Conductivity
Mercur y Selenium Chromium
Nickel Zinc Total Phosphorus

You can check the available concentrations for each parameter, requesting our appendix for physical-chemical reference materials through our e-mail address