Detection and Analysis on Public Spaces Ammonia Contamination at Train Cars and Waiting Rooms

Objectives To understand the current status of ammonia contamination in the public spaces of train cars and waiting rooms, and provide scientific data to improve the hygienic standards for the public spaces at waiting rooms and train cars.

Methods The concentration of ammonia was detected by Z800 ammonia analyzer.

Results Test Results showed that there was a certain ammonia contamination in the public spaces of waiting rooms and train cars.

Conclusions Indicators for limiting ammonia contamination in environment should be required in revising hygienic standards for the public spaces in waiting rooms and train cars.