Review of the existing maximum residue levels for aminopyralid according to Article 12 of Regulation (EC) No 396/2005

View full-text article in PMC

. 2020 Aug 25;18(8):e06229. doi: 10.2903/j.efsa.2020.6229

Primary crops (available studies)	Crop groups	Crop(s)	Application(s)	Sampling (DAT)	Comment/Source
	Cereals/grass	Grass	Foliar, 1 × 360 g a.s./ha	0, 7, 14, 21 (fresh) 42 (fresh and hay)	Study on three varieties of grass, with ¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring. Portions of the 42 DAT fresh samples were allowed to air dry for 2 days to provide hay samples (United Kingdom 2006; EFSA, 2013b)
Wheat	Foliar, 1 × 40 g a.s./ha at BBCH 26‐28 Foliar, 1 × 80 g a.s./ha at BBCH 26‐28	0, 14 (forage) 35 (hay) 86 (straw and grain)	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom 2006; EFSA, 2013b)
Pulses/oilseeds	Rapeseed	Foliar, 1 × 14 g a.s./ha at BBCH 51	0, 7, 14, 28 (immature) 62 (mature seeds and rest of the plant)	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (France, 2011; EFSA, 2012)

Primary crops (available studies)

Crop groups

Crop(s)

Application(s)

Sampling (DAT)

Comment/Source

Cereals/grass

Grass

Foliar, 1 × 360 g a.s./ha

0, 7, 14, 21 (fresh) 42 (fresh and hay)

Study on three varieties of grass, with ¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring. Portions of the 42 DAT fresh samples were allowed to air dry for 2 days to provide hay samples (United Kingdom 2006; EFSA, 2013b)

Wheat

Foliar, 1 × 40 g a.s./ha at BBCH 26‐28

Foliar, 1 × 80 g a.s./ha at BBCH 26‐28

0, 14 (forage)

35 (hay)

86 (straw and grain)

¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom 2006; EFSA, 2013b)

Pulses/oilseeds

Rapeseed

Foliar, 1 × 14 g a.s./ha at BBCH 51

0, 7, 14, 28 (immature)

62 (mature seeds and rest of the plant)

¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (France, 2011; EFSA, 2012)

Crop groups	Crop(s)	Application(s)	PBI (DAT)	Comment/Source
Root/tuber crops	Turnip	Bare soil, 1 × 10 g a.s./ha	90, 120	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom 2006; EFSA, 2013b)
Root/tuber crops	Turnip	Bare soil, 1 × 63.9 g a.s./ha	30, 120, 365	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom, 2017; EFSA, 2019b)
Leafy crops	Lettuce	Bare soil, 1 × 10 g a.s./ha	90, 120	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom 2006; EFSA, 2013b)
	Lettuce	Bare soil, 1 × 63.9 g a.s./ha	30, 120, 180, 300, 365	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring. Lettuces did not grow due to phytotoxic effects and was then replaced with mustard at PBIs 300 and 365 days (United Kingdom, 2017; EFSA, 2019b)
	Green mustard	Bare soil, 1 × 63.9 g a.s./ha	300, 365	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom, 2017; EFSA, 2019b)
Cereal (small grain)	Sorghum	Bare soil, 1 × 10 g a.s./ha	90, 120	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom 2006; EFSA, 2013b)
Cereal (small grain)	Wheat	Bare soil, 1 × 63.9 g a.s./ha	30, 120, 365	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom, 2017; EFSA, 2019b)

Conditions	Stable?	Comment/Source
Pasteurisation (20 min, 90°C, pH 4)	Yes	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom, 2017; EFSA, 2019b)
Baking, brewing and boiling (60 min, 100°C, pH 5)	Yes	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom, 2017; EFSA, 2019b)
Sterilisation (20 min, 120°C, pH 6)	Yes	¹⁴C‐aminopyralid labelled in the positions 2 and 6 of the pyridine ring (United Kingdom, 2017; EFSA, 2019b)