DNOC ammonium |
![]() Last updated: 18/01/2021 |
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(Not known by any other names) |
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A multi-use substance used to control insect and weed pests in agricultural crops. | |
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Aphids; Suckers; Tortrix & winder moths; Thrips; Locusts; Spider mites; Annual broad-leaved weeds | |
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Cereals; Potatoes; Dormant fruit trees | |
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Obsolete | |
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1892 |
UK regulatory status |
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Not approved | ||
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Expired | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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Also used in |
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Africa |
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Chemical structure |
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C₇H₉N₃O₅ | |
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QOHVLZBCVSJGFV-UHFFFAOYSA-N | |
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InChI=1S/C7H6N2O5.H3N/c1-4-2-5(8(11)12)3-6(7(4)10)9(13)14;/h2-3,10H,1H3;1H3 | |
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Yes |
General status |
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Herbicide, Insecticide, Acaricide, Fungicide | |
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Dinitrophenol | |
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Synthetic | |
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Non-systemic, with contact and stomach action. Cell membrane disruption. Uncoupler of oxidative phosphorylation via disruption of proton gradient. | |
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2980-64-5 | |
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215.16 | |
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ammonium 4,6-dinitro-o-cresolate | |
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ammonium 4,6-dinitro-o-cresolate | |
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ammonium 2-methyl-4,6-dinitrophenolate | |
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Chemical subject to PIC regulations; Marine Pollutant; Rotterdam Convention (Class Ib); Strongly phytotoxic | |
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M | |
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24 | |
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13 | |
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Not applicable | |
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None identified | |
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Crystalline solid | |
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Formulations |
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Usually supplied as soluble flakes, flowable concentrates and wettable powders |
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Degradation |
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General literature for DNOC DT₅₀ range 4-13 days (R3) | ||||||||||
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Soil adsorption and mobility |
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- | H3 H = The US ARS pesticide properties database (click here ) as DNOC3 = Unverified data of known source |
Moderately mobile | |||||||
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300 | ||||||||||
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Other sources: 408 mL g⁻¹ (DW3) | ||||||||||
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Fate indices |
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25 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Rat as DNOC4 = Verified data |
High | ||||||||
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3977 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Coturnix japonica as DNOC4 = Verified data |
Low | ||||||||
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> 0.23 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Lepomis macrochirus as DNOC4 = Verified data |
Moderate | ||||||||
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> 1.11 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Pimephales promelas as DNOC4 = Verified data |
Moderate | ||||||||
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> 1.1 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Daphnia magna as DNOC4 = Verified data |
Moderate | ||||||||
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> 3.4 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Scenedesmus subspicatus as DNOC4 = Verified data |
Moderate | ||||||||
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204 | K4 K = Research datasets, e.g. Pandora, Demetra as DNOC4 = Verified data |
Low | ||||||||
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16.0 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Eisenia foetida as DNOC4 = Verified data |
Moderate | ||||||||
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General |
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High (class III) | - | - | ||||||||
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25 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Rat as DNOC4 = Verified data |
High | ||||||||
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187 | L3 L = Pesticide manuals and hard copy reference books / other sources Mouse as DNOC3 = Unverified data of known source |
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Main risk of exposure is thought to be from residues on treated crops | |||||||||
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Operator exposure is a concern even with PPE/PPC | ||||||||||
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Health issues |
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Mutagenic potential Very toxic by inhalation, skin contact and ingestion Easily absorbed through the skin |
Handling issues |
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Combustable Explosive when dry IMDG Transport Code is usually 6.1 |
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Health: H300, H310, H315, H317, H318, H330, H341 Environment: H400, H410 |
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Mutagenic category 3: R68 T+ - Very toxic: R26/27/28 Xn - Harmful: R43, R41 Xi - Irritant: R38 H - Handling risks: R44 N - Dangerous for the environment: R50, R53 |
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S1/2, S36/37, S45, S60, S61 | |||
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Ib (Highly hazardous / Highly hazardous) | |||
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2779 | |||
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Packaging Group II (medium danger) |
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DNOC ammonium | ||
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Record last updated: | 18/01/2021 |
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 |