Bioaccumulation of Antimony and Arsenic in Vegetables and Health Risk Assessment in the Superlarge Antimony-Mining Area, China

Table 2

Summary of measures of certified reference element concentration (mg kg⁻¹, mean ± SD, ) in CRMs.

	GBW07406			GBW10015 (GSB-6)
	Certified value	Measured value	Recovery (%)	Certified value	Measured value	Recovery (%)
Sb	60 ± 10	58 ± 1.5	97	0.043 ± 0.014	0.040 ± 0.004	93
As	220 ± 21	210 ± 6.5	95	0.23 ± 0.03	0.22 ± 0.01	96

Note: values quoted on dry weight basis; recovery (%) = (mean measured value/mean certified value) × 100%.