At LabCorp, Hemoglobin (Hb) Solubility is drawn in a Lavender-top (EDTA) tube, order code 005223.

LabCorp collection requirements

Hemoglobin (Hb) Solubility tube and order code at LabCorp

Primary tube: Lavender-top (EDTA) tube
Order code: 005223
Minimum volume: 0.1 mL (Note: This volume does not allow for repeat testing.)

LabCorp verified by: Mandi Boss B Franklin, Aug 2, 2026

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