00444 2200181 4500001002100000008003900021035002000060245002500080100002400105250001200129260002900141300002300170020001500193084001800208082001200226650001000238990001400248INLIS000000000001936 N  a0010-0317001934 aChemical calculation aSackheim, George I. a15th ed bStipes Publicationc1993 av, 242 hlm.c28 cm a0875634478 a540.151 Sac c a540.151 akimia a300099196