quantitation limit ( 3.8 ng/ml ) , accuracy ( nbs standard reference material 1,573 tomato leaves , 4,500 +/- 500 ng/g , found 3,860 +/- 409 ng/g ) , and precision ( cv for vegetable matrix = 9.05 % , cv for animal matrix = 14.95 % ) of the procedure are evaluated .
C0184661
procedure
C0220825
evaluated