0187-5779 0187-5779 S0187-57792020000500817 10.28940/terra.v38i4.716 Mexico Mexico Mexico 00 12 2020 00 12 2020 38 4 817 826

2016 7 7 1539-50 AOAC (Association of Official Analytical Chemist) 2000 2015 70 70 351-60 1998 33 33 85-7 2011 14 14 15-31 2009 20 20 3-14 2005 39 39 627-38 2016 23 23 48-57 2007 2010 42 42 3349‑3356 2017 34 34 17-31 2017 33 33 463-74 2014 60 60 88-97 1994 45 45 121-4 2012 59 59 1077-88 2017 3 3 483-501 2014 5 5 144-51 2002 25 25 25-33 1990 30 30 349-54 2007 6 6 25-41 2013 51-103 2012 6 6 2221-7 2013 989 989 91-6 2019 18 18 597-616 2016 76 76 409-16 2017 6 6 2133-44 2004 82 82 322-8 2014 62 62 557-64 2019 6 6 137-43 2013 1 1 11-21 2000 15 15 261-72 2006 2011 46 46 932-6