四氯化碳风险术语R23/24/25：Toxic by inhalation, in contact with skin and if swallowed. 吸入、皮肤接触及吞食有毒
R40：Limited evidence of a carcinogenic effect. 少数报道有致癌后果
R48：Danger of serious damage to health by prolonged exposure.长期接触有严重损害健康的危险
R52/53：Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.对水生生物有害，可能对水体环境产生长期不良影响
R59：Dangerous to the ozone layer. 对臭氧层有危害
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