Issue 04: Recent submissions

  • Comparative Studies of Heavy Metals in Wheat Growing in Different Environmental Conditions 
    IQBAL HUSSAIN; MURAD ALI, KHAN; JAWAD ALI (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-08-20)
    In the present investigations, we screened wheat crops, collected from different areas of Peshawar and found that the level of heavy metals like Zn, Cu, Cr, Mn Cd, Ni, Pb and Fe in crop increases parallel to the extent of ...
  • Mercury Concentration in Vegetables of Pakistan Irrigated by Different Water Sources 
    QAMAR SHAHEEN; ZAID MAHMOOD; MUHAMMAD IMRAN; SYEDA ROBINA, GILLANI; ILYAS AHMED, FARIDI (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-08-20)
    Mercury levels were determined in twenty samples of each vegetable i.e., Spinach (Spinacia oleracea), Lettuce (Lactuca sativa), Carrot (Daucus cariota), Capsicum (Capsicum fistulosus), Sweet pea (Lathyrus Odoratus), Potato ...
  • Antibactericidal Effect of Some Substituted-1, 2, 4-Triazole Derivatives 
    SINGH, RAM JANAM (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-08-20)
    The syntheses of a series of some substituted-1, 2, 4-triazole derivatives are described. The reaction of sodium salt of α-sulphonated of stearic acid hydrazide (1) with carbon disulphide in alcoholic KOH yielded the ...
  • Stabilization of Hydrogen Peroxide used as Oxidizing Agent in the In-situ Leaching of Uranium from Arkosic Sandstone 
    YAHYA KHAN; ABBAS KHAN; SYED SAKHAWAT, SHAH; GULZAR HAMID; GULRAIZ FATIMA; MUHAMMAD SIDDIQ (HEJ Research Institute of Chemistry, University of Karachi, Karachi., 2011-08-20)
    H2O2 was used as oxidizing agent of the insoluble tetravalent uranium into the soluble hexavalent state along with NH4HCO3 as complexing agent in tap water solvent. The study was conducted to look at the possibility of ...

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