Food × analyte
o-Phenylphenol on sweet potatoes
1996–2010 · 8 tested years
3,785samples tested
for this analyte
for this analyte
116samples with
a detection
a detection
3.1%of analyte-tested samples
Testing detected o-Phenylphenol in 116 of 3,785 sweet potatoes samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 5,927 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
8 tested years between 1996 and 2010. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 1996 | 507 | 4 | 0.8% |
| 1997 | 671 | 10 | 1.5% |
| 1998 | 309 | 1 | 0.3% |
| 1999 | Not tested | — | — |
| 2000 | Not tested | — | — |
| 2001 | Not tested | — | — |
| 2002 | Not tested | — | — |
| 2003 | 734 | 21 | 2.9% |
| 2004 | 743 | 80 | 10.8% |
| 2005 | Not tested | — | — |
| 2006 | Not tested | — | — |
| 2007 | Not tested | — | — |
| 2008 | 58 | 0 | 0.0% |
| 2009 | 210 | 0 | 0.0% |
| 2010 | 553 | 0 | 0.0% |
Testing panels and detection limits change. These observations do not establish a causal trend.
About these results
Source: USDA Pesticide Data Program. Included annual releases: 1996, 1997, 1998, 2003, 2004, 2008, 2009, 2010.