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1, 1, 2, 2- Tetrabromoethane (used as fire extinguishing agents in the fire fighting industry), Find Details and Price about Tetrabromoethane Pta Catalyst from 1, 1, 2, 2- Tetrabromoethane (used as fire extinguishing agents in the fire fighting industry) - Maanshan Angyang New Material Technology Co., Ltd.