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Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

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Nội 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 B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR ONTENTS IN SURFACE WATER ANDSEDIMENT COLLECTED IN THADLUANGMARSH (LAO PDR)MASTER THESISHANOI, 20111VIETNAM NATIONAL UNIVERSITY, HANOIVNU UNIVERSITY OF

SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCONTENTS IN SURFACE WATER AND SEDIMENT COLLECTED IN THADLUANGMARSH (LAO PDR)MASTER THESIS Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

Supervisor: Assoc. Prof. PhD. Ta Thi ThaoHANOI, 2011AbstractIn Vientiane, water and sanitation management in the urban area is experiencing stagnant p

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

ollution. Unsanitary conditions and threat of seasonal pollution in selected spots is likely to occur and increase with the growing urban population.

Phetdalaphone B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR sposal arrangement. The majorities of households relies on water flush latrines and are connected to a pit or chamber for containment of excreta. Howe

ver, due to the low permeability of the soil and the high groundwater table around Vientiane, many soak-a-ways fail to operate effectively resulting i Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

n discharge of sewage from tanks into drainage channels or low lying areas. This pollution leads to effluent overflows, environmental degradation and

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

health hazards.For the sake of assessment in what extent is water polluted, an analytical method with high sensitivity and the capability and providin

Phetdalaphone B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR tive determination of chemical elements employing the absorption of optical radiation (light) by free atoms in the gaseous state. In analytical chemis

try the technique is used for determining the concentration of a particular element (the analyte) in a sample to be analyzed. The technique makes use Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

of absorption spectrometry to assess the concentration of an analyte in a sample. My study focuses on heavy metals content in surface water and sedime

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

nt collected in ThadLuang Marsh in Vientiane Capital City. Providing an overview about alarmingly polluted situation, this research based on determina

Phetdalaphone B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR ustauschdienst (German Academic Exchange Service) and Technich University Dresden for providing the scholarship of the Master’s program. My sincere th

anks also due to the Dean of faculty Environmental of sciences in National University of Lao P.D.R for the kind permission offered me to study.Thank A Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

ssoc. Prof. Dr. Ta Thi Thao - my supervisors for encouragement, constructive guidance'sI would like to express the profound gratitude and the great ap

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

preciation to my advisor Prof. Bernd Bilitewski for his excellent guidance, excellent encouragement and valuable suggestions throughout this study. Sp

Phetdalaphone B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR dedicated the valuable time to evaluate my work and my study during being in Vietnam.During studying in Hanoi University of Science, I felt very luck

y, it give me the opportunity to have lots of good friends, good memories, so I would like to say thanks and pleasure to meet all of you. Even though Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

we came from different countries, we can make friend together. I hope and wish that I would work together and meet each other again in some conferment

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

.Finally I would like to express deep appreciation to my lovely family and relatives for their love, kind support, and encouragement for the success o

Phetdalaphone B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR ......................................................8List of Abbreviations.....................................................9INTRODUCTION........

.....................................................10 Investigation the heavy metal contents in surface water and sediment collected in thadluang marsh lao PDR

Phetdalaphone B0UTTAV0NG I 2009-2011VIETNAM NATIONAL UNIVERSITY. HANOIVNU UNIVERSITY OF SCIENCEPHETDALAPHONE BOUTTAVONGINVESTIGATION THE HEAVY METALCO

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