Navy blue metal free vial/tube (no additive)
Metal free transfer vial/tube
Navy blue metal free vial/tube with EDTA
Ambient (preferred) - 14 days
Refrigerated - 14 days
Frozen - 14 days
Freeze/thaw cycles - stable x 3
Inductively-coupled plasma/mass spectrometry (ICP/MS)
40.0 − 92.0 μg/L