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x s t X 



Reported amount (mg/g) =

 ,



is the mean of the triplicate values; t   ,

X

s

where

is the t critical value; and

is the size of the

x

s

standard error [ = s/ √n, where s is the standard deviation and n is the number of replicates]. For triplicate measurements and α=0.05, t critical value is 4.303. x

H. Typical Chromatograms

Typical chromatograms are shown in Figure 2016.16 for (a) a mixed calibration standard solution and (b) a turmeric rhizome sample.

References: J. AOAC Int . (future issue)

AOAC SMPR 2016.003 J. AOAC Int . 99 , 1102(2016) Posted: March 1, 2017