div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader040vdocumentscoreader040viewer20220401005e7f96231ee8a90daf5297afhtml5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: manucharcommx · NOM-247-SSA1-2008 NOM-247-SSA1-2008 Metales pesados como plomo Granulometría retenido en malla 30 USBS 00 DETERMINACION Fra mentos de insectos en 50 Pelos src=https:reader040vdocumentscoreader040viewer20220401005e7f96231ee8a90daf5297afhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 2button div class=ts-image a href=https:reader040vdocumentscoreader040viewer20220401005e7f96231ee8a90daf5297afhtml5page2jpg target=_blank amp-img class=ts-thumb alt=Page 2: manucharcommx · NOM-247-SSA1-2008 NOM-247-SSA1-2008 Metales pesados como plomo Granulometría retenido en malla 30 USBS 00 DETERMINACION Fra mentos de insectos en 50 Pelos src=https:reader040vdocumentscoreader040viewer20220401005e7f96231ee8a90daf5297afhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdiv