Environmental Sciences Europe

Table 3 Statistical values for determinations of heavy metals in reference materials during the measurement period

From: Spatial structures of heavy metals and nitrogen accumulation in moss specimens sampled between 1990 and 2015 throughout Germany

	References	Measurements		RR (%)
	MV ± SD	MV ± SD	RSD (%)	RR (%)
Cd	0.04 ± 0.004	0.040 ± 0.001	1.7	100.7
Cr	0.04 ± 0.004	0.041 ± 0.001	2.3	101.8
Pb	0.04 ± 0.004	0.041 ± 0.001	1.9	101.3
Hg	2 ± 0.2	2.033 ± 0.054	2.7	101.7

MV ± SD mean value ± standard deviation (in mg/L, µg/L for Hg), RSD relative standard deviation, RR recovery rate, related to the reference

Back to article page