00282nam a2200109 a 450000500170000008200180001710000160003524500490005126000300010030000180013063000240014820251202164242.0  a660.0321bENC  aKirk-Othmer  aEncyclopedia of chemical  technology vol  16  aNew YorkbJohnWileyc1981  a971 p.b26 cm  aChemical technology