0187-5779

S0187-57792011000400467

Mexico

00 12 2011

29 4 467 476

AOAC (Association of Official Analytical Chemists) 1980 13th

2007 III

147-62

2005 17

17-23

2004 20

59-68

1995

Portugal

EPA (Environmental Protection Agency) 2007

1987

1976

2006

2005 21

31-6

2001 17

179-86

2006 44

289-300

1996

2002 18

139-46

1981

1999 15

69-77

1983 78

1-12

1996

1988 5

1-10

2007 32

115-20

SEMARNAT (Secretaria de Medio Ambiente y Recursos Naturales) 2002

1995

1980

2000 23

1449-70

WTP-Lenntech (Water, Treatmente and Purification-Lenntech) 1998