Food × analyte
Piperonyl butoxide on spinach
1995–2016 · 10 tested years
4,530samples tested
for this analyte
for this analyte
54samples with
a detection
a detection
1.2%of analyte-tested samples
Testing detected Piperonyl butoxide in 54 of 4,530 spinach samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 6,187 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
10 tested years between 1995 and 2016. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 1995 | 1 | 1 | 100.0% |
| 1996 | 79 | 1 | 1.3% |
| 1997 | 81 | 0 | 0.0% |
| 1998 | Not tested | — | — |
| 1999 | Not tested | — | — |
| 2000 | Not tested | — | — |
| 2001 | Not tested | — | — |
| 2002 | 363 | 25 | 6.9% |
| 2003 | 736 | 23 | 3.1% |
| 2004 | Not tested | — | — |
| 2005 | Not tested | — | — |
| 2006 | 367 | 3 | 0.8% |
| 2007 | Not tested | — | — |
| 2008 | 744 | 1 | 0.1% |
| 2009 | 744 | 0 | 0.0% |
| 2010 | Not tested | — | — |
| 2011 | Not tested | — | — |
| 2012 | Not tested | — | — |
| 2013 | Not tested | — | — |
| 2014 | Not tested | — | — |
| 2015 | 708 | 0 | 0.0% |
| 2016 | 707 | 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: 1995, 1996, 1997, 2002, 2003, 2006, 2008, 2009, 2015, 2016.