Magnesium phosphide |
Last updated: 29/10/2024 |
(Also known as: phosphine; trimagnesium phosphorus(-3) anion ) |
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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Warning: Significant data are missing |
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A phosphine generating compound used against vertebrates and grain store pests | |
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Burrowing rodents and moles; Grain insect pests | |
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Animal feeds; Tobacco; Processed food commodities; Indoor areas and uncropped land; Bulked grain | |
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Current | |
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1979, first registered USA | |
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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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Austria/Estonia | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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30/11/2026 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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No | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Additional information |
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Chemical structure |
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None | |
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Mg₃P₂ | |
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[Mg+2].[Mg+2].[Mg+2].[P-3].[P-3] | |
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- | |
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VUBDMGXNLNDGIY-UHFFFAOYSA-N | |
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InChI=1S/3Mg.2P/q3*+2;2*-3 | |
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Yes |
General status |
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Insecticide, Rodenticide | |
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Inorganic compound | |
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880 g kg⁻¹ | |
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EU dossier - None declared | |
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Synthetic | |
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Nerve toxin with respiratory action - reacts with stomach acids to produce phosphine. Mitochondrial complex IV electron transport inhibitor. | |
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12057-74-8 | |
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235-023-7 | |
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228 | |
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066504 | |
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magnesium phosphide | |
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015-005-00-3 | |
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134.86 | |
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magnesium phosphide | |
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magnesium phosphide | |
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magnesium phosphide | |
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PAN listed Highly Hazardous Chemical; Subject to the provisions of the UK Poisons Act 1972 | |
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- | |
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Not applicable | |
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Not applicable | |
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24A | |
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Not applicable | |
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Grey solid |
Formulations |
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Formulated as a phosphine gas generating product |
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No data | A2 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 ) - rapid hydrolysis2 = Unverified data of unknown source |
No data | ||||||||
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Insoluble | A3 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 ) Most organic solvents3 = Unverified data of known source |
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Decomposes before melting | 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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Decomposes before boiling | 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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500 | 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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1.47 | 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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No data | 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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Can not determine due to rapid hydrolysis | |||||||||||
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1.0 X 10-05 | 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 |
Low volatility | ||||||||
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No data | A2 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 ) - rapid hydrolysis2 = Unverified data of unknown source |
No data | ||||||||
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Degradation |
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0.24 | Q3 Q = Miscellaneous data from online sources 3 = Unverified data of known source |
Non-persistent | |||||||
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0.22 | 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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0.69 | 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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EU dossier lab studies DT₅₀ range 0.22-0.24 days, DT₉₀ estimated range 0.66-0.72 days | ||||||||||
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Very rapid | 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 |
Very rapid | |||||||
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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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Soil adsorption and mobility |
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Known soil metabolites |
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Major fraction | 1.00 | - |
Known groundwater metabolites |
None
Other known metabolites |
None
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Terrestrial ecotoxicology |
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10.4 | 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 |
High | ||||||||
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49 | 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 japonica5 = Verified data used for regulatory purposes |
High | ||||||||
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> 663.5 | A3 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 ) as aluminium phosphide3 = Unverified data of known source |
Moderate | ||||||||
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Nitrogen mineralisation: No significant adverse effect Carbon mineralisation: No significant adverse effect |
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 Dose: 56% AIP/kg soil 28 Day |
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Aquatic ecotoxicology |
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0.0093 | A3 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 mykiss calculated from phosphine3 = Unverified data of known source |
High | ||||||||
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General |
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High (class III) | - | - | ||||||||
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10.4 | 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 |
High | ||||||||
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460 | 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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> 11 | 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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0.022 | 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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0.038 | 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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0.022 | 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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Acceptable risk for bystanders | |||||||||
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Acceptable risk for workers Acceptable risk for operators for the control of rodents, PPE required for insect control |
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Health issues |
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Moderately toxic |
Handling issues |
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Reacts with water to produce toxic phosphine (hydrogen phosphide, PH3 ) Not explosive or oxidising; IMDG Transport Hazard Class 4.3, 6.1 |
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Health: H300, H311 Handling: H260 Environment: H400 |
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Not listed (Not listed) | |||
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UN2011 | |||
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Packaging Group I (great danger) | |||
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magnesium phosphide | ||
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diphosphure de trimagnésium | ||
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Trimagnesiumdiphosphid | ||
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difosfuro de trimagnesio | ||
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fosforek magnezu | ||
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Record last updated: | 29/10/2024 |
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 |