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6,7-dihydroxybergamottin 45%; (3). 3,4-divanillyltetrahydrofuran 95%; (2). Otherwise, thereinto, Sex enhancement and Sport nutrition: (1). The specification: scale extract, for examplr, 4:1, 10:1, 20:1, we can also supply other specification, or according...
Heilongjiang
daxinganling