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We can supply Resveratrol, CAS:*******0 Synonyms: 3, 4**9;, *-Trihydroxy-trans-stilbene; *-[(1E)**-(*-Hydroxyphenyl)ethenyl]*1, *-benzenediol Specifications as following: Examination Items Examination Standards [Description] Brown powder [Inspection] Particle Size *5%through*0meshes Bulk Density 0.*5g/ml*0.*8g/ml Loss on Drying 5.*0% max Ash 0.8% max Heavy Metals 8.0ppm max Arsenic 2.0ppm max [Microbiological Inspection] Total Bacterial Count ***0cfu/g max Total Molds and Yeasts *0cfu/g max Staphylococcus aureus Negative E. Coli Negative Salmonella Negative Aflatoxins(B1, B2, G1, G2) 0.2ppb max [Content Determination] Resveratrol *8.*0%min ( By HPLC) If interested, please feel free to contact us. Thanks.