00432nam a2200157 a 450000500170000008200180001710000160003524500460005126000310009730000180012863000240014696400160017099700110018699900150019795200620021220251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical technology Vol 7  aNew YorkbJohn Wileyc1978  a891 p.b26 cm  aChemical technology  bcdefg_  a6239 C  c4966d4966  00104070aPUbPUd1998-04-09l0o660.0321 ENCp6239yBK