166518 -OEChem-02060822392D 1 0 0 0 0 0 0 0 0999 V2000 0.0000 0.0000 0.0000 He 0 0 0 0 0 0 0 0 0 0 0 0 M END > 0 > 0 > 166518 > 3 > ChemIDplus > 007440597 > 494798-31-1 7440-59-7 Atomic helium EINECS 231-168-5 HELIUM HSDB 553 Helium, compressed [UN1046] [Nonflammable gas] Helium, refrigerated liquid (cryogenic liquid) [UN1963] [Nonflammable gas] Helium-4 O-Helium UN1046 UN1963 p-Helium > 494798-31-1 7440-59-7 > 007440597 > http://chem.sis.nlm.nih.gov/chemidplus/ > http://chem.sis.nlm.nih.gov/chemidplus/direct.jsp?result=advanced®no=007440597 > 23987 1 $$$$