Nitrofen (Ref: FW-925) |
![]() Last updated: 23/02/2021 |
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(Also known as: NIP; niclofen; TOK; nitrophen) |
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A selective pre- and post-emergent herbicide effective for the control of annual weeds but has been banned in many countries. | |
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Annual grasses; Annual broad-leaved weeds | |
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Field crops; Ornamentals; Cereals | |
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Obsolete | |
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1964 |
UK regulatory status |
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Not approved | ||
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Not applicable | ||
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No UK approval for use |
EC Regulation 1107/2009 (repealing 91/414) |
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Not approved | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Not applicable | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Yes | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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Chemical structure |
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C₁₂H₇Cl₂NO₃ | |
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C1=CC(=CC=C1[N+](=O)[O-])OC2=C(C=C(C=C2)Cl)Cl | |
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No data | |
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XITQUSLLOSKDTB-UHFFFAOYSA-N | |
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InChI=1S/C12H7Cl2NO3/c13-8-1-6-12(11(14)7-8)18-10-4-2-9(3-5-10)15(16)17/h1-7H | |
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Yes |
General status |
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Herbicide | |
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Diphenyl ether | |
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Synthetic | |
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Contact action, inhibits noncyclic electron transport distrupting photosynthesis | |
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1836-75-5 | |
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217-406-0 | |
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038201 | |
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15787 | |
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609-040-00-9 | |
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284.1 | |
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2,4-dichloro-1-(4-nitrophenoxy)benzene | |
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2,4-dichlorophenyl 4-nitrophenyl ether | |
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2,4-dichloro-1-(4-nitrophenoxy)benzene | |
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Banned 1996 but voluntarily withdrawn in 1980; Chemical subject to PIC regulations | |
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E | |
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14 | |
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Not applicable | |
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Not applicable | |
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Colourless, crystalline solid |
Formulations |
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Usually supplied as a wettable powder or emulsifiable concentrate |
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1.0 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) at 25 °C3 = Unverified data of known source |
Low | ||||||||
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40.0 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Ethanol3 = Unverified data of known source |
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280 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) n-Hexane3 = Unverified data of known source |
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2000 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Benzene3 = Unverified data of known source |
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250000 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Acetone3 = Unverified data of known source |
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67 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) 3 = Unverified data of known source |
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2.51 X 1003 | Calculated | - | |||||||
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3.4 | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
High | ||||||||
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1.33 | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
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1.06 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) at 25 °C3 = Unverified data of known source |
Low volatility | ||||||||
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Degradation |
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10 | R3 R = Peer reviewed scientific publications 3 = Unverified data of known source |
Non-persistent | |||||||
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Stable | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
Stable | |||||||
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Stable | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
Stable | |||||||
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Soil adsorption and mobility |
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- | F3 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) 3 = Unverified data of known source |
Non-mobile | |||||||
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10000 | ||||||||||
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Best available data | ||||||||||
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Fate indices |
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0.00 | Calculated | Low leachability | ||||||||||||||||||||||||||
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5.35 X 10-03 | Calculated | - | |||||||||||||||||||||||||
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Estimated concentrations of chemicals with Koc values greater than 9995 ml g⁻¹ are beyond the scope of the regression data used in SCI-GROW development. If there are concerns for such chemicals, a higher tier groundwater exposure assessment should be considered, regardless of the concentration returned by SCI-GROW | ||||||||||||||||||||||||||||
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Medium | Calculated | - | ||||||||||||||||||||||||||
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Non-mobile | Calculated | - |
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2630 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
Low | ||||||||
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> 7.0 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Oncorhynchus mykiss4 = Verified data |
Moderate | ||||||||
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> 40.0 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Daphnia pulex4 = Verified data |
Moderate | ||||||||
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> 50 | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
Moderate | ||||||||
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> 38.0 | F3 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Eisenia foetida3 = Unverified data of known source |
Moderate | ||||||||
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General |
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High (class III) | - | - | ||||||||
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2630 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
Low | ||||||||
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5000 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
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205 | V3 V = ChemID online databases / IPCS INCHEM (ChemID; IPCS INCHEM ) Rat3 = Unverified data of known source |
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May be absorbed through the skin and via inhalation - PPE/PPC advised | ||||||||||
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Health issues |
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Thyroid hormone toxicant Teratogen Endocrine issues - Estrogen and androgen inhibition |
Handling issues |
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Prevent generation of dust Combustable |
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Health: H302, H350, H360D Environment: H400, H410 |
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Carcinogen category 2: R45 Reproduction risk category 2: R61 Xn - Harmful: R22 N - Dangerous for the environment: R50/53 |
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S45, S50, S60, S61 | |||
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Ia (Extremely hazardous) | |||
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nitrofen | ||
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nitrofene | ||
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Record last updated: | 23/02/2021 |
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 |