Hydrogen Chloride (HCL) Release in Chemical Plant(2005) | 2006.06.30 | ||
---|---|---|---|
작성자 : 관리자 | 첨부파일(1) | ||
【제 목】: Hydrogen Chloride (HCL) Release in Chemical Plant(2005) 【발행처】: KOSHA-CCPS 【발행일】: 2005년 7월 16일
【요 약】
This report explains the HCL release that occurred on July 16th, 2005 in a chemical plant which produces intermediate pharmaceutical products. The release was arisen due to miss operation of sampling system. In the solvent recovery section, toluene containing HCL went to a vessel to be neutralized by NaOH. Operators check periodically the degree of neutralization by operating sample valve located on the bottom pipelines of the vessel. The accident was occurred due not to close the sample valve. 68 employees were injured by breathing vapor of hydrogen chloride. The key safety issues covered in this report is how to operate the sampling system safety. Recommendations concerning this issue were delivered to whole Korean PSM sites. |