Lead, whole blood (Pb)
Child (<6 yr): <10 mcg/dL
Child (> 6 yr): <25 mcg/dL
[Child (<6 yr): <0.48 mcmol/L Child (> 6 yr): <1.21 mcmol/L]
Adult: <40 mcg/dL
[Adult: <1.93 mcmol/L]
Industrial workers' limit: <50 mcg/dL
[Industrial workers' limit: <2.42 mcmol/L]
Navy
$$
Use trace metal-free navy blue top tube with heparin.
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