origin: growing in hillside slope meadow and alongside forest in Hulunbuir in Inner Mongolia and DaXingAnLing in Heilongjiang province. chemical ingredient : the whole plant contains neoisorutin, when anthesis and fruiting period,the content rate about 2.5% and 0.76%.containing most alkaloid when anthesis. Package type: Vacuum plastic bags,2.5kg/bags,10kg/carton,20kg/carton, 25kg/carton.
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