Food × analyte
1-Naphthol on hot peppers
2010–2019 · 3 tested years
1,376samples tested
for this analyte
for this analyte
56samples with
a detection
a detection
4.1%of analyte-tested samples
Testing detected 1-Naphthol in 56 of 1,376 hot peppers samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 1,390 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
3 tested years between 2010 and 2019. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 2010 | 186 | 9 | 4.8% |
| 2011 | 539 | 47 | 8.7% |
| 2012 | Not tested | — | — |
| 2013 | Not tested | — | — |
| 2014 | Not tested | — | — |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | Not tested | — | — |
| 2018 | Not tested | — | — |
| 2019 | 651 | 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: 2010, 2011, 2019.