Sickle- Scan Hemoglobin S Cell Reagent Set, Catalog No. 13-2101 100 Tests For the Determination of Hemoglobin S Two bottles Sickle Cell Solubility Buffer, 100 ml , 2 vials Sickle Cell Solubility Powder, Size 100 tests, Store 20-30 C, Distributed by True-Medix Diagnostic Brooklyn, NY 11228, 800-952-3349. || For the qualitative determination Hemoglobin S, for in vitro diagnostic use only.