title: [Studies on the stability of polyoxyethylene castor oil EL-40 and tween 80 in calciferol solubilized systems].
mesh_terms: D002368:Castor Oil / Q000031:analogs & derivatives*; D004355:Drug Stability; D004872:Ergocalciferols; D006868:Hydrolysis; D011136:Polysorbates; D013501:Surface-Active Agents
chemical_list: D004872:Ergocalciferols; D011136:Polysorbates; D013501:Surface-Active Agents; C023040:polyethoxylated castor oil; D002368:Castor Oil