Data Views Exclude Ubiquitous Chemicals Activities: 376 Chemicals w/Activities: 40 All Chemicals: 61 CSV Excel PDF Previous1234 Show all rows. Paginate rows. Click on column headings to sort table by that column # Activity Chemical Part All Plant Root Tuber Low PPM High PPM StdDev *Reference 0 PHENOLASE Tuber -- -- ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. *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.