Halon goodbye | Archive Titles

Table 1 Commonly used inert agents
Designation	Gas blend	Trade name
IG-01	100% argon	Generic
IG-100	100% nitrogen	Generic
IG-55	50% nitrogen, 50% argon	Argonite
IG-541	50% nitrogen, 42% argon, 8% carbon dioxide	Inergen

Table 2 Commonly used chemical agents
Designation	Chemical formula	Chemical name	Trade name
HFC 23	CHF3	Trifluoromethane	FE-13
HFC 125	CF3CHF2	Pentafluoroethane	FE-25
HFC 227ea	CF3CHFCF3	Heptafluoropropane	FM-200, FE-227
FK-5-1-12mmy2	CF3CF2C(O)CF(CF3)2	Dodecafluoro-2-methylpentan-2-one	Novec 1230