Berberine HCL Appearance:  Yellow fine powder or granularAssay: 97%,98% by titrationSource: 1.Natural from root of Phellodendri Chinensis Cortex, Berberis soulieana Schneid,Coptis chinensis Franch etc.2. Chemical synthesisTest Standard: CP2020CAS: 663-65-8M.F: C20H18ClNO4M.W: 336.36Other test details , please email us for COA. Packing: 25KG/drum or 1KG/bagShelf time: 2years

Indigo Red Appearance: Dull red powder or granularAssay: 90%~98% by HPLCSource: 1.Natural from leaf or root of Indigofera tinctora L, Baphicacanthus cusia Brem, Isatis tinctoria L, Couroupita guianensis Aubl etc.2.Chemical synthesisTest Standard: CP2020CAS: 479-41-4M.F: C16H10N2O2M.W: 262.26Other test details , please email us for COA. Packing: 25KG/drum or 1KG/bagShelf time: 2years