Sichuan Province Yuxin Pharmaceutical Co.,Ltd.
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Characters: Yellow crystalline powder,inodorous,extreme bitter.Dissolved in hot water, slightly soluble in water or ethanol, very slightly soluble in chloroform, insoluble in aether.
Related substances: In the chromatogram of the sample solution,if there is chromatogram peak which the same retention time is the same as Jatrorrhizine peak and Palmatine peak,it is not more than 1.0%;The total peak area of other impurity peak is not larger than the peak area of berberine of reference solution(2.0%)
Loss on drying:≤12.0%
Residue on ignition:≤0.2%
Assay:≥97.0%
Grade: Pharma grade, Veterinary grade |
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