Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
➤ Gửi thông báo lỗi ⚠️ Báo cáo tài liệu vi phạmNội dung chi tiết: Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
Phetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETAL Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR L CONTENTS IN SURFACE WATER AND SEDIMENT COLLECTED TN THADLUANGMARSH (LAO PDR)-MASTER THESISHANOI. 20111Phetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNT UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUT TA VONGINVESTIGATION THE HEAVY METALCONTENTS IN SURFACE WATER AND SEDIMENT COLLEC Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR TED IN THADLUANGMARSH (LAO PDR)MASTER THESISSupervisor: Assoc. Prof. PhD. Ta Thi ThaoHANOI. 20112Phetdalaphone B0UTTAV0NG I 2009-2011AbstractIn VientiInvestigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
ane, waler and sanitation management in the urban area is experiencing stagnant pollution. Unsanitary conditions and threat of seasonal pollution in sPhetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETAL Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR out introduction of fill! water-borne sewerage with treatment facility and safe disposal arrangement. The majorities of households relics on waler Hush latrines and arc connected to a pit or chamber for containment of excreta. However, due to the low permeability of the soil and the high groundwater Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR table around Vientiane, many soak-a-ways fail to operate effectively resulting in discharge of sewage from tanks into drainage channels or low lyingInvestigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
areas. This pollution leads to effluent overflows, environmental degradation and health hazards.For the sake of assessment in what extent is water polPhetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETAL Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR ctroscopy (AAS) is a spectroanalytical procedure for the qualitative and quantitative determination of chemical elements employing the absorption of optical radiation (light) by free atoms in the gaseous state. In analytical chemistry the technique is used for determining the concentration of a part Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR icular element (the analyte) in a sample to be analyzed. The technique makes use of absorption spectrometry to assess the concentration of an analyteInvestigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
in a sample. My study focuses on heavy metals content in surface waler and sediment collected in ThadLuang Marsh in Vientiane Capital City. Providing Phetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETAL Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR spectroscopy.3Phetdalaphone BOƯTTAVONG I 2009-2011AcknowledgementsI would like to thank, DAAD. Deutscher Akademischer Austauschdienst (German Academic Exchange Sendee) and Technich University Dresden for providing the scholarship of the Master’s program. My sincere thanks also due to the Dean of fac Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR ulty Environmental of sciences in National University of Lao P.D.R for the kind permission offered me lo study.Thank Assoc. Prof. Dr. Ta Thi Thao - myInvestigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
supervisors for encouragement, constructive guidance's1 would like to express the profound gratitude and the great appreciation to my advisor Prof. BPhetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETAL Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR to Prof. Dr. Nguyen I hi Diem I rang and Prof. Dr. Do Quang Trung committee members for their valuable recommendation and dedicated the valuable lime to evaluate my work and my study during being in Vietnam.During studying in Hanoi University of Science, I fell very lucky, it give me the opportunit Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR y to have lots of good friends, good memories, so I would like to say thanks and pleasure to meet all of you. Even though we came from different countInvestigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR
ries, we can make friend together. I hope and wish that 1 would work together and meet each other again in some conferment.f inally I would like to exPhetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETAL Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR s dedicated for you.4Phetdalaphone BOUTTAVONG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPIIONE BOUTTAX 'ONGINVESTIGATION THE HEAVYMETALGọi ngay
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