00496naa a2200205 a 450000100080000000500110000800800410001910000160006024500320007626000090010865000130011765000130013065000120014365000090015565300180016465300120018270000140019470000170020877300650022515239242024-01-05       1991    bl uuuu     u00u1 u    #d1 aCELADES, R.  aCurtimento isento de cromo.  c1991  aChromium  aTitanium  aCurtume  aPele  aAgroindustria  aTanning1 aDUQUE, J.1 aPALMA, J. J.  tRevista do Couro, Estancia Velhagv.17, n.80, p.45-48, 1991.