APPENDIX B: UCI Hazardous Gas Classification Table Gas and Formula CAS and UN or NA No. UBC / CFC Class PEL C C I Ammonia NH3 7664–41–7, UN1005 Corrosive, 50 ppm – flammable Arsine AsH3 7784–42–1, UN2188 Highly toxic, I 3 2 0.05 ppm – flammable Boron Tribromide 10294–33–4, UN2692 Toxic 5 1 ppm – Bbr3 Boron Trichloride 10294–34–5, UN1741 Corrosive ppm – BCl3 Trifluoride BF3 7637–07–2, UN1008 Toxic 1 ppm – Bromine Br2 7726–95–6, UN1744 Highly toxic, I 3 0.1 ppm – corrosive, oxidizer
APPENDIX B: UCI Hazardous Gas Classification Table Gas and Formula CAS and UN or NA No. UBC / CFC Class PEL Ammonia – NH3 7664–41–7, UN1005 Corrosive, flammable 50 ppm Arsine – AsH3 7784–42–1, UN2188 Highly toxic, flammable I 3 0.05 ppm Boron Tribromide – Bbr3 10294–33–4, UN2692 Toxic 1 ppm Boron Trichloride – BCl3 10294–34–5, UN1741 Corrosive 5 ppm Trifluoride – BF3 7637–07–2, UN1008 Toxic 1 ppm Bromine – Br2 7726–95–6, UN1744 Highly toxic, corrosive, oxidizer I 3 0.1 ppm I 2 C C
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