Product Description D-Calcium Pantothenate is white powder. Product Identification CAS No.: 137-08-6 EINECS No.: 205-278-9 Chemical Formula: C18H32CaN2O10 Molecular Weight: 476.54 Storage and Stability The product may be stored for 36 months from the date of manufacture in the unopened original container and at room temperature. It should be protected from light, heat, oxygen and moisture. Keep the container tightly closed. Once opened, use contents quickly. Safety This product is safe for the intended use. Avoid ingestion, inhalation of dust or direct contact by applying suitable protective measures and personal hygiene. See Material Safety Data Sheet for full safety information. Country of origin China