Othman, Othman

• Vol 44, No 3 (2018) - Articles
  Speciation of lead, chromium, cadmium, copper and zinc in sediments and plants along Msimbazi river in Dar es Salaam, Tanzania
  Abstract  PDF
• Vol 44, No 2 (2018) - Articles
  Levels of heavy metals in selected facial cosmetics marketed in Dar es Salaam, Tanzania
  Abstract  PDF
• Vol 44, No 2 (2018) - Articles
  Levels of heavy metals in deposited dust and soil from selected primary schools in Dar es Salaam
  Abstract  PDF