饶河入鄱阳湖口处沉积物中重金属分布特征及形态研究.pdfVIP

23 2 20 11 4 研究报告 1, 2 1 2, 3 2 曾凡萍 , 辛朝, 肖化云 , 周文斌 ( 1. 萍乡市环境监测站, 江西 萍乡 337000; 2. 南昌大学环境科学与工程学院 教育部鄱阳湖湖泊生 与生物资源利用实验室, 江西 南昌 330047; 3. 中国科学院地球化学研究所 环境地球化学国家重点实验室, 贵州 贵阳 550002) : , 3, CuPbZn, 3: CuPbZn, 3, , Pb Cu Zn, , : ; ; ; ; : X 825 : B : ( 20 11) 02- 0019- 04 D istribu tion and Fractions of H eavy M etals in P oyang Lake at In let of R aohe R iver 1, 2 1 2, 3 2 ZENG F anp ng , X IN Chao , X IAO H uayun , ZHOU W enb n ( 1. P ingx iang E nv ironm ental S tation, P ingx iang, J iangx i 337000, China; 2. K ey Laboratory of P oyang Lake E cology and B iore ource Utilization of M OE E nv ironm ental Science and Eng ineering School, N anchang Univer ity, N anchang, J iangx i 330047, China; 3. The StateK ey Laboratory of Env ironm ental Geochem i try In titute of Geochem i try, Chine e A cademy of Science, Guiyang, Guizhou 550002, China ) Abs tract: In order to know heavy m eta l po llut on s tuat on o f Raohe r ver nto Poyang L ake, concentrat ons of Cu, Pb and Zn w ere determ ned by atom c absorpt on spectrom eter n sed m ent sam ples w h ch co llected n 3 samp l ng s tes. F ract ons o f the 3 e lem ents w ere analyzed. T he resu lts show ed that sed m ent pollut on of Cu, Pb and Zn at R aohe estuary w ere relat ve ly ser ou s. Geochem ca l d str but on of the 3 e lem ents w as large ly nf lu enced by w ater flow. Chem cal spec at on o f the 3 e lem en tsm ost ly cons sted of o rgan c m atter and res dual bound fract on and b oava lab l ty spec at on poorly