Food × analyte
Tetrahydrophthalimide (THPI) on snap peas
2011–2018 · 4 tested years
2,899samples tested
for this analyte
for this analyte
258samples with
a detection
a detection
8.9%of analyte-tested samples
Testing detected Tetrahydrophthalimide (THPI) in 258 of 2,899 snap peas samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 2,900 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
4 tested years between 2011 and 2018. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 2011 | 744 | 70 | 9.4% |
| 2012 | 742 | 86 | 11.6% |
| 2013 | Not tested | — | — |
| 2014 | Not tested | — | — |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | 710 | 57 | 8.0% |
| 2018 | 703 | 45 | 6.4% |
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: 2011, 2012, 2017, 2018.