HUNTER×HUNTER モノクロ版 25【電子書籍】[ 冨樫義博 ]
99.9% Octafluorocyclobutane, C4F8 Gas used in contrast-enhanced ultrasound
Unit 1660 Mass Flow Controller 10 SCCM C4f8
NIST Chemistry WebBook, SRD 69Octafluoro-2-butene
MFC MYKROLIS - CELERITY DSPWN100-C4F8-50sccm IntelliFlow II
Fujikin FCS-4WS-F122B Mass Flow Controller w/ Valves .39~59 MPa N.C. C4F8 GasSocoTek