LEAD WHOLE BLOOD (LDW or LDP)
: LDW, LDP
: Anodic stripping voltometry
: Less than 5 mcg/dL
: Royal blue (EDTA) top for LDW, Lavender top (EDTA) for LDP
: Whole blood
: 1 lavender microtainer
: 5 mL
: 0.5 mL (pediatric only)
: Refrigerated if not delivered to the lab immediately
: Room temperature: 2 days, refrigerated for longer storage
Reasons for Rejection
: Clotted or improper collection
: Monday - Friday
: Set up at 1 p.m., resulted following afternoon
: Next day
: Order LDW for adults, LDP for pediatric patients. Also available in heavy metal screen: test code HMT
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