Appearance: Yellow fine powder or granular
Assay: 97%,98% by titration
Source: 1.Natural from root of Phellodendri Chinensis Cortex, Berberis soulieana Schneid,Coptis chinensis Franch etc.
2. Chemical synthesis
Test Standard: CP2020
CAS: 663-65-8
M.F: C20H18ClNO4
M.W: 336.36
Other test details , please email us for COA.
Packing: 25KG/drum or 1KG/bag
Shelf time: 2years