鲁西北地区某典型化工园区地下水重金属污染特征及健康风险评价
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范海印, 宋蕊蕊, 于林松, 滕永波, 万方, 张秀文, 李圣玉, 赵闯
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Heavy metal pollution and health risk assessment of groundwater in a typical chemical industry park in northwestern Shandong, China
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FAN Hai-Yin, SONG Rui-Rui, YU Lin-Song, TENG Yong-Bo, WAN Fang, ZHANG Xiu-Wen, LI Sheng-Yu, ZHAO Chuang
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表4 地下水重金属浓度分析统计
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Table 4 Analysis of heavy metal concentration in groundwater
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元素 | 最小值 /(mg·L-1) | 最大值 /(mg·L-1) | 平均值 /(mg·L-1) | 背景值 /(mg·L-1) | 标准差 /(mg·L-1) | 变异系 数/% | 偏度 | 峰度 | 超标率 /% | 国家Ⅲ类 标准 | Fe | 0.003 | 0.294 | 0.133 | 0.049 | 0.107 | 70.9 | -0.499 | -1.362 | 0.00 | 0.3 | Cu | 0.005 | 0.756 | 0.277 | 0.003 | 0.268 | 96.8 | 0.639 | -0.702 | 0.00 | 1.00 | Zn | 0.003 | 0.762 | 0.196 | 0.019 | 0.255 | 130.1 | 1.74 | 1.946 | 0.00 | 1.00 | As | 0.0005 | 0.0094 | 0.0038 | 0.00057 | 0.0028 | 73.7 | 1.36 | 0.961 | 0.00 | 0.01 | Cd | 0.00005 | 0.00245 | 0.0010 | 0.00004 | 0.00082 | 82.0 | 0.409 | -1.105 | 0.00 | 0.005 | Pb | 0.0005 | 0.0098 | 0.0054 | 0.0009 | 0.0033 | 61.1 | -0.399 | -1.275 | 0.00 | 0.01 |
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