C QUESTIN PDF
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Data Views
Click on column headings to sort table by that columnPlant Low PPM High PPM StdDev *Reference Fallopia japonica Root -- -- Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. Polygonum multiflorum Tuber -- -- * Senna obtusifolia Seed 200.0 1500.0 * *Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.