LEADER 01490nam a2200301 i 4500 001 991003190909707536 008 040803s1990 it 000 0 eng d 020 $a0935584420 035 $ab13037882-39ule_inst 040 $aDip.to Biologia$beng 082 0 $a630.243$219 100 1 $aHelrich, Kenneth$021492 229 0$aOfficial methods of analysis of the Association of official analytical chemists 245 10$aOfficial methods of analysis of the Association of official analytical chemists /$cedited by Kenneth Helrich 250 $a15 ed. 260 3 $aArlington :$bAssociation of Official Analytical Chemists,$c1990 300 $a2 v. ;$c28 cm 505 0 $gV.1:$tAgricultural chemicals ; contaminants, drugs. - xxiv, 684 p. : fig., tab. ; 28 cm 505 0 $gV.2:$tFood composition ; additives ; natural contaminants. - xviii, p. 685-1298 : fig., tab. ; 28 cm 650 4$aAgricultural chemistry$xTechnique 650 4$aChemistry, Analytic 907 $a.b13037882$b22-09-11$c03-08-04 912 $a991003190909707536 945 $aLE003 630 HEL01.01 V. I (1990)$cV. 1$g1$i2003000045765$lle003$o-$pE0.00$q-$rl$s- $t0$u1$v24$w1$x0$y.i13660500$z03-08-04 945 $aLE003 630 HEL01.01 V. II (1990)$cV. 2$g1$i2003000045772$lle003$o-$pE0.00$q-$rl$s- $t0$u1$v24$w1$x0$y.i13660536$z03-08-04 996 $aOfficial methods of analysis of the Association of official analytical chemists$9287461 997 $aUNISALENTO 998 $ale003$b03-08-04$cm$da $e-$feng$git $h0$i0