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