0250-5460 0250-5460 S0250-54602021000500028 10.34098/2078-3949.38.5.3 00 12 2021 00 12 2021 38 5 28 41

1 2012 7 2 2 52-73 2 2014 4 3 3 255-79 3 2011 32 3 3 231-49 4 2013 5 2012 6 2002 2002 2002 133-7 7 Centro Nacional de Tecnología Química (CNTQ) 2012 8 2015 9 2012 5 7 7 1232-46 10 2013 25 4 4 823-9 11 2018 21 4 4 26-40 12 2008 13 2009 147 1 1 1-59 14 2014 55 1 1 27-43 15 2015 38 2 2 150-8 16 2012 17 U.S. EPA Method 8015B 2000 18 Standard Methods for Examination of Water and Wastewater 4500-Cl- B 2017 19 U.S. EPA 2014 20 ASTM 21 U.S. EPA 22 ASTM 23 2019 24 2012 23 9 9 1680-7 25 2006 18 2 2 38-59 26 2008 27 2019 26 1 1 23-30 28 2012 29 2016 28 3 3 574-82 30 2011 27 1 1 75-84 31 2005 8 1 1 49-54 32 2014 27 2 2 40-50 33 2012 47 3 3 435-40 34 2014 22 341 341 55-9 35 Segunda edición 36 2007 41 21 21 7303-8 37 1995 95 1 1 69-96 38 2017 20 2 2 425-33 39 2016 74 6 6 1283-95 40 2014 12 1 1 87 41 2004 1 1 1 83-92 42 2014 43 2002 23 23 31-41 44 2005 8 1 1 49-54 45 2010 205 205 187