Determination of Heavy Metals in Alpinia oxyphylla Miq. Collected from Different Cultivation Regions

Table 4

The results of the accuracy of the method .

Element	Precision (RSD%, )	Reproducibility (RSD%, )
As	1.7	3.9
Hg	2.7	1.7
Pb	1.4	0.72
Cd	2.1	3.9
Cu	0.0	2.2