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硼广泛存在于自然界中,为人体必需微量元素,以其化合物形式(如硼砂等)存在。饮水中过量的硼,有可能对人体产生累积性损害。长期过量摄入硼,对人体生殖、发育和内分泌系统有毒性影响。短时间摄入大剂量硼,可能导致急性中毒,轻者引起头晕、头痛、食欲不振、消化不良、体重减轻等症状;严重者出现呕吐、腹泻、休克、昏迷等中毒表现[1]。我国《生活饮用水卫生标准(GB5749-2006)》规定,生活饮用水中硼限量为0.5mg/L。
Boron widely exists in nature, is the human body essential trace elements, in the form of its compounds (such as borax, etc.) exist. Excessive amount of boron in drinking water may cause cumulative damage to the human body. Long-term excessive intake of boron, the human reproductive, developmental and endocrine systems have toxic effects. Short-term intake of large doses of boron may lead to acute poisoning, mild cause dizziness, headache, loss of appetite, indigestion, weight loss and other symptoms; severe cases of vomiting, diarrhea, shock, coma and other poisoning performance. China’s “drinking water health standards (GB5749-2006)” provides that drinking water boron limited to 0.5mg / L.