2215-2458 2215-2458 S2215-24582016000100001 10.15517/isucr.v17i35.25561 CR 00 06 2016 00 06 2016 17 35 1 14

BCAS 1997 8 1 1 1-8 2006 1-10 COFRES 2007 2009 2013 2008 2013 2002 2010 52 2 2 96-101 2012 14 6 6 542-55 Standard Methods for The Examination of Water and wastewater 2012 2011 2009 2 29-34 2011 1994 38 4 4 589-604