|  I0634 SIGMA Ionomycin calcium salt from Streptomyces conglobatus powder ≥98% (HPLC) CAS Number 56092-82-1 Empirical Formula (Hill Notation) C41H70CaO9 Molecular Weight 747.07 assay ≥98% (HPLC) form powder storage condition desiccated protect from light color white to off-white solubility DMSO: soluble10 mg/mL ethanol: soluble storage temp. 2-8°C |