苯作为化工生产的基本原料,在广泛使用中,时常发生逃逸现象。因其具有特殊的芳香气味,使接触者易忽视而发生慢性或急性中毒。苯对人体的侵害,主要以蒸气状态通过呼吸道进入血液,在肝脏中氧化为酚,并与体内葡萄糖醛和硫酸根化合,部分随尿排出,但另一部分却会积蓄在肌肉、骨骼中,发生慢性中毒。若一次性吸入大量的苯气,则会发生急性中毒。 Benzene as a chemical raw materials for production, in widespread use, often escape phenomenon. Because of its special aroma, the contact is easy to ignore the occurrence of chronic or acute poisoning. Benzene on the human body, mainly in the vapor state through the respiratory tract into the blood, in the liver oxidation of phenol, and with the body of glucuronic acid and sulfate, part of the urine excretion, but the other part will accumulate in the muscles, bones, occur Chronic poisoning. Acute poisoning can occur if large quantities of benzene gas are inhaled at one time.