Product Description Cyanocobalamin is dark-red crystalline powder. Product Identification CAS No.: 68-19-9 Chemical Formula: C63H88CoN14O14P Molecular Weight: 1355.37 Storage and Stability The product may be stored for 60 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