00437nam a2200157 a 450000500170000008200180001710000160003524500500005126000310010130000190013263000240015196400160017599700110019199900150020295200620021720251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical  technology vol  1 9  aNew YorkbJohn Wileyc1982  a1010 p.b26 cm  aChemical technology  bcdefg_  a6251 C  c4978d4978  00104070aPUbPUd1998-04-09l0o660.0321 ENCp6251yBK