Sign inSubmit
Tips: “quotes” for a phrase · author:Lee · a DOI goes straight to its article

49 results for “chromium”
Set a search alert
Research ArticleOpen accessIn the abstractAssessing the Effect of a Dumpsite to Groundwater Quality in Payatas, PhilippinesGlenn L. Sia SuThe study assessed and compared the groundwater quality of 14 selected wells continuously used in the with (Payatas) and without dumpsite (Holy Spirit) areas at the Payatas estate, Philippines. Water quality monitoring and analyses of the bio-physico-chemical variables (pH, Total Suspended Solids (TSS), Total Dissolved Solids (TDS), total coliform, conductivity, salinity, nitrate-nitrogen, sulfate, color, total chromium, total lead and total … …American Journal of Environmental Sciences, Vol. 4, Issue 4 · 31 Aug 2008 · 9,466 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Resistance Evaluation of Dry Subtropics Brown Soils to Heavy Metal and Oil Contamination by Biological IndicatorsSergey Ilyich Kolesnikov, Natalya Aleksandrovna Petrova, Kamil Shagidullovich Kazeev et al.Contamination of brown calcareous soils with Cr, Cu, Ni, Pb and oil leads to deterioration of their biological properties. There is a reduction in activity of catalase and dehydrogenase, an abundance of Azotobacter genus bacteria, cellulolytic activity and the length of radish roots. As a rule, there is a direct relationship between the content of contaminant in the soil and … …American Journal of Agricultural and Biological Sciences, Vol. 11, Issue 3 · 5 Aug 2016 · 7,883 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluation of Tropical Grasses on Mine Revegetation for Herbage Supply to Bali Cattle in Sorowako, South Sulawesi, IndonesiaSyamsuddin Hasan, Asmuddin Natsir, Ambo Ako et al.The aim of this study was to evaluate forage quality and absorption of heavy metals in grasses of grazing lands in mine revegetation area. Grazing land was dominated by Brachiaria decumbens (BD), which occupied about 87% in the pasture’ syielding ability of 14.8 Mg DM/ha/year, followed by Centrocema pubescens (CP), Calopogonium mucunoides (CM) and Imperata cylindrica (IC) at 6, 4 … …OnLine Journal of Biological Sciences, Vol. 16, Issue 2 · 18 May 2016 · 7,479 accessesView PDFCite
Review ArticleOpen accessIn the abstractSelected Genotoxic Impurities Profiling During WFI Qualification to Control Carcinogenesis in Large Volume ParenteralsMohabbat UllahWater For Injections (WFI) which is the main vehicle of Large Volume Parenterals (LVPs) should be free from trace amount of genotoxic impurities. This review gives emphasis on quantification of genotoxic trace metals during qualification of WFI in LVPs manufacturing unit. According to ICH guidelines, impurities related to drug substances are classified into three main categories: Organic impurities, inorganic (elemental) … …American Journal of Pharmacology and Toxicology, Vol. 10, Issue 1 · 27 May 2015 · 7,708 accessesView PDFCite
Research ArticleOpen accessIn the abstractNON-CANCER HUMAN HEALTH RISK ASSESSMENT FROM EXPOSURE TO HEAVY METALS IN SURFACE AND GROUNDWATER IN IGUN IJESHA, SOUTHWEST NIGERIAO. O. Ayantobo, J. A. Awomeso, G. O. Oluwasanya et al.Non-cancer hazard index for inhabitants exposed to heavy metals in surface and groundwater of the abandoned metal mine in Igun-Ijesha area were evaluated. A total of thirty-eight water samples were collected from surface and ground water sources in the study area between September 2012 and February 2013 and the concentrations of heavy metals were determined using Atomic Absorption Spectrophotometer. Non-cancer … …American Journal of Environmental Sciences, Vol. 10, Issue 3 · 10 May 2014 · 8,769 accessesView PDFCite
Research ArticleOpen accessIn the abstractGOLD MINING IN IGUN-IJESHA, SOUTHWEST NIGERIA: IMPACTS AND IMPLICATIONS FOR WATER QUALITYO. O. Ayantobo, J. A. Awomeso, G. O. Oluwasanya et al.This study was carried out in Igun-Ijesha, Osun State, Nigeria to determine the likely hotspots of water contamination for future treatment trials. Water quality analyses were based on physico-chemical and heavy metal parameters of surface and ground water collected from the study community. A total of thirty-eight water samples were collected between September 2012 and February 2013 and analyzed using … …American Journal of Environmental Sciences, Vol. 10, Issue 3 · 8 May 2014 · 9,130 accessesView PDFCite
Research ArticleOpen accessIn the abstractCOMPARISON OF EDTA AND EDDS ENHANCTED PHYTOEXTRACTION OF Cr AND Pb FROM CONTAMINATED SOIL BY ANANAS COMOSUS (L.) MERR.Pantawat Sampanpanish, Tippawan PojanapornThe effects of chelating agents on Chromium (Cr) and lead (Pb) absorption were studied by planting pineapple, Ananas comosus (L.) Merr. in contaminated soil. All plant samples were grown in a nursery for 30 days and then separated into seven sets: Set (1) had nothing added (Blank); (2) had Pb added as Pb(II) Nitrate (Pb(NO3)2) at 500 mg kg-1 soil; … …American Journal of Agricultural and Biological Sciences, Vol. 9, Issue 3 · 18 Apr 2014 · 7,706 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluation of Heavy Metal in Coastal Water at KelantanRizki Wannahari, Nurul Ain Abdullah, Mariam Firdhaus Mad Nordin, Marinah MuhammadFive sites were selected representing the studied sites of the coastal water in Kelantan, Malaysia during 1996 until May 2012. These selected sites are the popular beaches in Kelantan which are Sri Tujuh Beach (STB) located in Tumpat region, Cahaya Bulan Beach (PCB) and Sabak Beach (SB) in Kota Bharu region, Irama Beach (PI) in Bachok region and Bisikan Bayu … …American Journal of Environmental Sciences, Vol. 9, Issue 6 · 20 Jan 2014 · 7,254 accessesView PDFCite
Research ArticleOpen accessIn the abstractSpeciation and Availability of Cr, Ni and Co IN Serpentine Soils of Ranau, SabahMahsa Tashakor, Wan Zuhairi Wan Yaacob, Hamzah MohamadProblem statement: Serpentine soils are known as a geogenic source of heavy metal pollution because they are anomalously rich in chromium, nickel and cobalt. Approach: However, only that portion of these metals which is available in the ecosystem and incorporates in the bio-transformation processes, is dangerous for the environment. Availability of Cr, Ni and Co depends on their speciation into … …Current Research in Geoscience, Vol. 2, Issue 1 · 20 Mar 2013 · 13,551 accessesView PDFCite
Research ArticleOpen accessIn the abstractSerpentine Soils, Adverse Habitat for PlantsMahsa Tashakor, Wan Zuhairi Wan Yaacob, Hamzah MohamadThe unpleasant effect of serpentine soil on plant life has been a topic of many studies for several decades. Infertility and flora selectivity nature of serpentine soils are the features, which made them of interest throughout the world. This research includes a geochemical study on two Malaysian serpentine massifs to introduce their harmful factors concerning vegetation. X-ray fluorescence results on … …American Journal of Environmental Sciences, Vol. 9, Issue 1 · 26 Feb 2013 · 7,756 accessesView PDFCite