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混合气 Gas Mixture Medical use research
氩气 Ar gas 99.999% - 99.9999%
氮气 N2 gas 99.9% - 99.9999%
三氟甲烷 CHF3 R23 99.9% - 99.999%
六氟乙烷 C2F6 99.9% ~ 99.999%
氖气 Neon 99.999%
氪气 Krypton Kr Gas 99.999%
氦气 Helium 99.999% 99.9999%
一氧化碳 CO carbon monoxide 99.9% 99.99%