00426nam a2200157 a 450000500170000008200180001710000160003524500430005126000310009430000150012563000240014096400160016499700110018099900150019195200620020620251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical  technology14  aNew YorkbJohn Wileyc1978  a981 p.bcm  aChemical technology  bcdefg_  a6246 C  c4973d4973  00104070aPUbPUd1998-04-09l0o660.0321 ENCp6246yBK