Pyrethrins (mix) |
Last updated: 31/10/2024 |
(Also known as: pyrethum) |
Data alerts |
The following alerts are based on the data in the tables below. An absence of an alert does not imply the substance has no implications for human health, biodiversity or the environment but just that we do not have the data to form a judgement.
Environmental fate | Ecotoxicity | Human health |
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A non-persistent insecticide extracted from Pyrethrum, comprised of several different compounds, used to control a variety of pests on crops, in domestic and public health situations | |
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A wide range of insects and mites | |
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Vegetables; Fruit; Protected crops; Ornamentals; Public areas | |
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Current | |
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circa 1930, introduced | |
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UK regulatory status |
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Approved | ||
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31/08/2026 | ||
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None |
EC Regulation 1107/2009 (repealing 91/414) |
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Approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Italy/Germany | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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15/06/2026 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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No | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Additional information |
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USA, East Africa, Australia, Morocco |
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Chemical structure |
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The technical pyrethrins material is a mixture of pyrethrin-I & II, jasmolin I & II and cinerin I & II all of which are complex molecules with three chiral centres each. | |
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Yes |
General status |
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Insecticide, Acaricide, Veterinary substance | |
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Plant-derived substance | |
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Natural | |
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Contact acting neurotoxins with repellent properties. Sodium channel modulator. | |
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Orignially isolated from the dried powdered flower of the plant genus Chrysanthemum but also obtained from the genus Tanacetum | |
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Extracted from the flowers of Tanacetum cineriaefolium | |
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Crop protection; Public health | |
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A wide range of insects and mites | |
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Vegetables; Fruit; Protected crops; Ornamentals; Public areas | |
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Suitable for use in all farming systems where approved for use in that country | |
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8003-34-7 | |
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Not applicable | |
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Not applicable | |
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3A | |
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Not applicable | |
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Blattella germanica, Boophilus decoloratus, Myzus persicae, Plodia interpunctella, Spodoptera litura, many others | |
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Viscous amber coloured liquid | |
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Formulations |
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Evergreen Crop Protetction 60-6 | MGK | ||||
Diatect II | Diatect International | |||||
Pyrethrum 5EC concentrate | Agropharm Ltd | |||||
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Available in a variety of formulations including ultra low-volume liquids and ready-to-use sprays for crop and public health applications and as powders, shampoos and impregnated collars for animals. |
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7.94 X 1005 | Calculated | - | |||||||
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5.9 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
High | ||||||||
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Soluble | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 4 = Verified data |
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Regulatory data | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 4 = Verified data |
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0.85 | L3 L = Pesticide manuals and hard copy reference books / other sources 3 = Unverified data of known source |
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NA | - | - | ||||||||
No dissociation | |||||||||||
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52.8 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 4 = Verified data |
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Degradation |
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2 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 4 = Verified data |
Non-persistent | |||||||
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2.5 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 4 = Verified data |
Non-persistent | ||||||||
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12 | H4 H = The US ARS pesticide properties database. Dataset is no longer available. 4 = Verified data |
Non-persistent | ||||||||
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6.3 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
Non-persistent | ||||||||
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0.06 | R4 R = Peer reviewed scientific publications 4 = Verified data |
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Published literature RL₅₀ range 0.02-0.09 days, field grown peppers & tomatoes fuits and leaves, n=4 | ||||||||||
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1.0 | R4 R = Peer reviewed scientific publications 4 = Verified data |
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Published literature RL₅₀ range 0.7-1.1 days, field and undercover grown lettuce, n=2 | ||||||||||
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As this parameter is not normally measured directly, a surrogate measure is used: ‘Photochemical oxidative DT₅₀’. Where data is available, this can be found in the Fate Indices section below. | ||||||||||
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[Wheat grain: 55 wks @ 30 DegC, 50% RH; Modelled data] |
Soil adsorption and mobility |
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- | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
Non-mobile | |||||||
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27019 | ||||||||||
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0.986 | ||||||||||
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EU dossier data for pyrethrins Kf range 198-430 mL g⁻¹, kfoc range 12472-74175 mL g⁻¹, 1/n range 0.907-1.10, Soils=4 | ||||||||||
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No |
Known soil and groundwater metabolites |
None
Other known metabolites |
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dicarboxylic-chrysanthenic acid | - | Plant; Humans (Urine) | - | ||||
aldehyde-chrysanthenic acid | - | Plant | - | ||||
hydroxy-chrysanthenic acid | - | Plant | - | ||||
dihydroxy-chrysanthenic acid | - | Plant | - |
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Terrestrial ecotoxicology |
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700 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat5 = Verified data used for regulatory purposes |
Moderate | ||||||||
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300 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat Reproductive NOAEL5 = Verified data used for regulatory purposes |
Low | ||||||||
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> 51151 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Anas platyrhynchos4 = Verified data |
Low | ||||||||
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82 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Coturnix japonica NOEL5 = Verified data used for regulatory purposes |
Moderate | ||||||||
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23.7 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Eisenia foetida corr4 = Verified data |
Moderate | ||||||||
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0.25 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Eisenia foetida corr4 = Verified data |
Moderate | ||||||||
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0.013 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Apis mellifera4 = Verified data |
High | |||||||
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0.95 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Apis mellifera4 = Verified data |
High | ||||||||
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35.6 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Aphidius rhopalosiphi4 = Verified data |
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10 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Typhlodromus pyri4 = Verified data |
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Aquatic ecotoxicology |
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0.005 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Oncorhynchus mykiss4 = Verified data |
High | ||||||||
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0.012 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Daphnia magna4 = Verified data |
High | ||||||||
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0.0014 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Americamysis bahia 4 = Verified data |
High | ||||||||
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0.01 | A4 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Chironomus riparius4 = Verified data |
Moderate | ||||||||
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320 | S1 S = Expert judgement Unknown species1 = Estimated data with little or no verification |
Low | ||||||||
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General |
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Intermediate (class II) | - | - | ||||||||
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700 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat5 = Verified data used for regulatory purposes |
Moderate | ||||||||
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2000 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat A45 = Verified data used for regulatory purposes |
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3.4 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat5 = Verified data used for regulatory purposes |
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Intraperitoneal LD₅₀ = 200 mg kg⁻¹ | V3 V = ChemID Online Databases; Chemspider; PubChem. (ChemID ) Rat3 = Unverified data of known source |
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0.04 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat SF=1005 = Verified data used for regulatory purposes |
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0.2 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) Rat SF=1005 = Verified data used for regulatory purposes |
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None allocated | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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10 | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) default5 = Verified data used for regulatory purposes |
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Almost completely excreted within 72hrs | A5 A = EU regulatory and evaluation data as published by EC, EFSA (RAR, DAR & Conclusion dossiers), EMA (e.g. EU Annex III PIC DGD) (EU - Pesticides database; EFSA Scientific Publications ) 5 = Verified data used for regulatory purposes |
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Health issues |
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May cause dermatitis May cause gastointestinal problems Possible thyroid and liver toxicant |
Handling issues |
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Not explosive or oxidising IMDG Transport Hazard Class 9, Not expected to auto-ignite; Not highly flammable |
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Health: H332, H312, H302 Environment: H400, H410 |
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II (Moderately hazardous) | |||
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UN3082 | |||
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Packaging Group III (minor danger) | |||
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pyrethrins (mix) | ||
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pyrethrines | ||
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Pyrethrine | ||
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pyrethrin | ||
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piretrine | ||
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piretrina | ||
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pyretryny | ||
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pyretriner | ||
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pyrethrinen | ||
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pyretriner |
Record last updated: | 31/10/2024 |
Contact: | aeru@herts.ac.uk |
Please cite as: | Lewis, K.A., Tzilivakis, J., Warner, D. and Green, A. (2016) An international database for pesticide risk assessments and management. Human and Ecological Risk Assessment: An International Journal, 22(4), 1050-1064. DOI: 10.1080/10807039.2015.1133242 |