Food × analyte
Pentachloroaniline (PCA) on carrots
1994–2022 · 6 tested years
2,855samples tested
for this analyte
for this analyte
70samples with
a detection
a detection
2.5%of analyte-tested samples
Testing detected Pentachloroaniline (PCA) in 70 of 2,855 carrots samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 7,675 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
6 tested years between 1994 and 2022. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 1994 | 51 | 3 | 5.9% |
| 1995 | Not tested | — | — |
| 1996 | Not tested | — | — |
| 1997 | Not tested | — | — |
| 1998 | Not tested | — | — |
| 1999 | Not tested | — | — |
| 2000 | Not tested | — | — |
| 2001 | Not tested | — | — |
| 2002 | Not tested | — | — |
| 2003 | Not tested | — | — |
| 2004 | Not tested | — | — |
| 2005 | Not tested | — | — |
| 2006 | Not tested | — | — |
| 2007 | Not tested | — | — |
| 2008 | Not tested | — | — |
| 2009 | Not tested | — | — |
| 2010 | Not tested | — | — |
| 2011 | Not tested | — | — |
| 2012 | Not tested | — | — |
| 2013 | 712 | 35 | 4.9% |
| 2014 | 708 | 20 | 2.8% |
| 2015 | Not tested | — | — |
| 2016 | Not tested | — | — |
| 2017 | Not tested | — | — |
| 2018 | Not tested | — | — |
| 2019 | Not tested | — | — |
| 2020 | 499 | 8 | 1.6% |
| 2021 | 708 | 4 | 0.6% |
| 2022 | 177 | 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: 1994, 2013, 2014, 2020, 2021, 2022.