Abbreviation: Afr. J. Pure Appl. Chem.
Start Year: 2007
Published Articles: 331
https://doi.org/10.5897/AJPAC2016.0712[Article Number: 01105C163112]
Determination of the levels of heavy metals in sewage sludge is necessary prior to application of the sludge to agriculture because of the inherent risk of heavy metal toxicity to soil, plants and humans. The heavy metals (Cu, Cd, Pb and Zn) in sewage sludge were quantified using inductively coupled plasma optical emission spectroscopy (ICP-OES) following extraction with modified-BCR and ultrasonic assisted-BCR... Read more.