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3,4-divanillyltetrahydrofuran 95%; (2). Maca extract; (5). 6,7-dihydroxybergamottin 45%; (3). Tongkat Ali extract; (6). The specification: scale extract, for examplr, 5:1, 10:1, 20:1, we can also supply other specification, as gentiopicrin, or according...
Heilongjiang
daxinganling