00430nam a2200157 a 450000500170000008200180001710000160003524500470005126000310009830000150012963000240014496400160016899700110018499900150019595200620021020251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical technology Vol. 4  aNew YorkbJohn Wileyc1978  a930 p.b24  aChemical technology  bcdefg_  a6236 C  c4963d4963  00104070aPUbPUd1998-04-09l0o660.0321 ENCp6236yBK