00434nam a2200157 a 450000500170000008200180001710000160003524500490005126000300010030000180013063000240014896400160017299700110018899900150019995200620021420251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical  technology vol  16  aNew YorkbJohnWileyc1981  a971 p.b26 cm  aChemical technology  bcdefg_  a6248 C  c4975d4975  00104070aPUbPUd1998-04-09l0o660.0321 ENCp6248yBK