Data Views Exclude Ubiquitous Chemicals Activities: 74 Chemicals w/Activities: 7 All Chemicals: 23 CSV Excel PDF Previous12 Show all rows. Paginate rows. Click on column headings to sort table by that column # Activity Chemical Part All Flower Plant Shoot Low PPM High PPM StdDev *Reference 0 PYRETHROSIN Plant -- -- * 0 PYRETHROTOXIC-ACID Flower -- -- * 6 6 STACHYDRINE Plant -- -- * *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.