铅中毒是常见的职业病,治疗铅中毒普遍采用EDTA二钠钙,该药效果虽佳,但可有肾脏损害及体内必需微量元素流失的副作用。特别在连继接触铅的情况下,长期使用此络合剂对健康不利。国外用动物实验证明低甲氧基果胶(以下简称果胶)对铅等重金属有强大的亲和力。国内曾有沈阳冶炼厂采 Lead poisoning is a common occupational disease, the treatment of lead poisoning commonly used EDTA disodium calcium, although the drug effect is good, but may have kidney damage and the loss of essential microelements in vivo side effects. Especially in the case of successive exposure to lead, long-term use of this complexing agent is detrimental to health. Foreign animal experiments show that low-methoxy pectin (hereinafter referred to as pectin) of lead and other heavy metals have a strong affinity. Shenyang Smelter had mining