三氯乙烯(TRI)是一种理想的溶剂,在工、农业以至日常生活中都广泛应用。TRI有挥发性强、其溶液与蒸气均具有毒性。本文仅就TRI的急、慢性毒性做一扼要介绍。 急性中毒 由于短时间内大量TRI进入人体所致。常见于生产条件下和误服。前者多在清洗TRI槽或在通风不良情况下工作时发生,浓度在10,000ppm以上;后者经口进入,有资料报告,口服200毫升以下尚可挽救,200毫升以上多致死。此外TRI还可经皮肤侵入。过去曾用TRI做外科,产科的麻醉剂,现已废弃。 Trichlorethylene (TRI) is an ideal solvent that is widely used in industry, agriculture and daily life. TRI volatile, its solution and steam are toxic. This article only TRI acute and chronic toxicity to make a brief introduction. Acute poisoning due to a large number of TRI into the human body within a short time. Common in production conditions and wrong clothes. The former is more than TRI tank cleaning or work in the case of poor ventilation occurs at a concentration of 10,000ppm or more; the latter by mouth to enter, there are data reports, oral administration of 200 ml or less can be rescued, more than 200 ml deadly. In addition, TRI can also penetrate the skin. Traumatology and obstetric anesthesia that used TRI in the past are now obsolete.