Mercury Speciation in Hair of Children in Three Communities of the Amazon, Brazil

Table 1

Analytical recovery of THg and MeHg in Certificate Reference Material (CRM).

CRM	Analyte	𝑁^∗	Mean ± SD (µg·g^−1)	Reference values (µg·g^−1)	Recovery (%)
IAEA 086	THg	38	0.568 ± 0.084	0.573	99.21
IAEA 085	MeHg	5	23.2 ± 5.35	20.73	94.35

∗Number of samples.