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Product Description
Product name: Crepis base
Other names:HuanYang Alkali;Yang also base
CAS NO.:
Assay: ?99
Packing:1kg/foil bags
Appearance: White crystalline powder, soluble in water and ethanol, insoluble in lipids, no smell bitter
Usage: The strains from the restructuring of Sildenafil by formylation come is phosphodiesterase type 5 inhibitor drugs