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一起高砷工业废水污染生活饮用水事故调查马伟运，王洪玲，陈斌１９９２年１０月，因某化工厂使用高砷矿石，生产废水污染地下水源引起砷中毒事故。该厂过去使用的硫矿石砷含量为０．００９３～０．０３８％，废水砷含量基本符合有关规定。近期所购高砷矿石，砷含量为１．...
Arsenic Industrial Wastewater Pollution Drinking Water Accident Investigation Ma Weiyun, Wang Hongling, Chen Bin In October 1992, due to the use of high arsenic ores in a chemical plant, the production of waste water polluting groundwater causes arsenic poisoning. The arsenic content of the sulfur ore used in the plant was 0.0093 ~ 0.038%, and the arsenic content in wastewater basically conformed to relevant regulations. Recently purchased arsenic ore, arsenic content of 1. ...