Data Views Exclude Ubiquitous Chemicals Activities: 407 Chemicals w/Activities: 47 All Chemicals: 83 CSV Excel PDF Previous12345 Show all rows. Paginate rows. Click on column headings to sort table by that column # Activity Chemical Part All Bark Leaf Plant Resin, Exudate, Sap Shoot Low PPM High PPM StdDev *Reference 0 PERSICOGENIN Leaf -- 36000.0 * 0 WATER Leaf -- 780000.0 -0.14 * 0 NARINGENIN-4'-METHYL-ETHER Shoot -- 7.5 * *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.