CAS1143-70-0
FormulaC13H8O4
Synonym3,8-dihydroxy-6H-dibenzo(b,d)pyran-6-one, 3,8-DIHYDROXYDIBENZO-(B,D)PYRAN-6-ONE, 3, 8-Dihydroxy-6H-benzo[c]chromen-6-one, Castoreum pigment I, Urolithin A, 6H-Dibenzo(B,D)pyran-6-one, 3,8-dihydroxy-, 3,8-dihydroxy-6H-dibenzopyran-6-one), urolithin-A(UA, 3,8-dihydroxy-6H-dibenzo(b,d)pyran-6-one
Assay98%โ102%
IdentificationCorresponds to reference standard
AppearanceOff-white to yellow powder
Loss on Dryingโค1%
Residual SolventsMethanol โค3000 ppm
Heavy Metalsโค10 ppm
Arsenic (As)โค1 ppm
Cadmium (Cd)โค1 ppm
Mercury (Hg)โค0.1 ppm
Lead (Pb)โค1 ppm
Total Plate Countโค1000 cfu/g
Yeast & Moldโค100 cfu/g
E. coliNegative
SalmonellaNegative
Staphylococcus aureusNegative










