Spontaneous combustion of spent catalysts causes toluene deflagration,The official release of Taixing 4.3 sewage workshop wastewater tank fire accident

2019Around 9 p.m. on April 3,The 119 command center in Taixing City, Jiangsu Province received a report that it said,A fire broke out in the sewage treatment workshop of Jiangsu Zhongdan Chemical Technology Co., Ltd., located in Taixing Economic Development Zone。After receiving the alarm, the Taixing 119 Command Center immediately mobilized fire and rescue forces to rush to the scene for disposal。21Arrived at the scene at 05 hours,21At 20 o'clock, the fire was brought under control,21At 25 minutes, the fire was extinguished。After a preliminary investigation of the site,The wastewater tank of the sewage treatment workshop mainly contains water、toluene、tar、A small amount of spent catalyst (Rainey nickel), etc,According to the preliminary analysis of experts, the spontaneous combustion of Renny nickel caused the deflagration of toluene。There were no casualties at the scene。

According to the Taizhou Environmental Monitoring Center of Jiangsu Province,21At 45 hours, the VOC concentration was monitored at 1000 meters downwind and was 0.142mg/m3,It is lower than the concentration limit of the indoor air quality standard (GB/T18883-2002).,There is no impact on the surrounding air。The rainwater outlet in the plant area is blocked in time,All the fire water goes into the emergency pool,It is not discharged into the external environment。Follow-up encryption monitoring is ongoing,and publish it in a timely manner。

source:Wisdom Taixing

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