Discussed the inaccurate analysis of content of the benzene in the gas caused by inacurate sampling connection, correction factor, exhales and and alysis time and gives the improvement measures.

• 从采样针筒接口、校正系数、放散和分析时间等方面探讨了煤气含苯分析不准确的原因及改进措施,从而提高了煤气含苯分析的准确度。