1870-249X 1870-249X S1870-249X2017000400290 Mexico 00 12 2017 00 12 2017 61 4 290 296

2006 1131 11-23 2004 520 33-45 2007 389 1715-54 2003 484 167-80 2003 86 412-43 2015 71 169-85 2005 88 630-8 2010 1217 2548-60 2011 125 803-12 2011 125 773-178 2013 68 912-23 2014 160 379-92 2014 1360 119-27 2014 62 10375-91 1997 23 51-7 2009 3 15 2006 23 17-23 2005 1097 183-7 2009 92 1790-806 2012 29 665-78 2013 141 2675-81 2007 389 1697-714 2013 6 1170-87 2006 Association of Official Analytical Chemist 2007 18 17-26 2014 165 587-93 2003 1000 181-97 2007 1158 241-50 2012 135 179-95 1998 805 319-26 2011 Commission Regulation 2005 2011 22 1701-6 2011 24 427-40