all-trans-Retinyl Oleate is used for the preparation of oil-based composition for acne treatment.Solubility:As ReportedMethod for Determining Identity:Proton NMR (CDCl3) Spectroscopic analysis and Mass Spectrometric analysisTLC Conditions:As ReportedElemental Analysis:As ReportedTriethylamine HCl Content:As ReportedStorage and Stability:May be stored at RT for short-term only. Long-term storage is recommended at -20°C. For maximum recovery of product, centrifuge the original vial prior to removing the cap. Store under inert atmosphere in amber vial. Light sensitive.Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.