1-O-Acetyl-2,3,5-tri-O-benzoyl-ß-D-ribofuranose 1. Introduction of product : Molecular Formula: C28H24O9 CAS No: 6974-32-9 2. Physical & chemical features and indexes: Appearance: white or off-white crystal powder Melting Range: 126 - 133 °C Specific Rotation : 40-44 ° Assay(HPLC) : ≥ 98.0 % Loss on drying : ≤ 0.5% Heavy Metal Content ( ppm ) : ≤ 20 3. Package: The bucket is with PE bags inside, preserved by sealing it airtight, packaging specifications: 25Kg /bucket, or pack according to the requirement of clients. 4. Storage and transportation: Store in a dry , light-free and cool place.