1405-3195 1405-3195 S1405-31952007000600627 Mexico Mexico Mexico Mexico 00 09 2007 00 09 2007 41 6 627 635

AOAC 1995 1992 12 139-59 1995 30 137-9 1998 46 2075-9 1997 45 2085-7 1997 16 60-3 1998 62 59-64 1987 2006 86 1317-20 2001 81 1580-5 1991 29 435-74 1994 59 362-5 1998 20 781-3 1995 60 473-6 2003 99 66-75 2002 5a 2005 56 45-51 2000 79 287-8 1997 1994 1992 40 1127-30 1997 1991 Vol. II 2nd 29-39 1994 58 1141-2 2002 32 1753-63 SAS Institute Inc. 2000 2005 1996 34 313-6 2004 86 509-15 2000 111 185-90 2001 36 1315-7