Sodium hypochlorite |
![]() Last updated: 14/03/2021 |
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(Also known as: sodium oxychloride; soda bleach; liquid bleach; chloros) |
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Used as a growing medium and machinery disinfectant in horticultural production. Also has non-crop applications. | |
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Bacterial blotch | |
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Mushroom production; Horticultural production (cleaning buckets, trays, pruners etc.) | |
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Current | |
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UK regulatory status |
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Not approved | ||
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None |
EC Regulation 1107/2009 (repealing 91/414) |
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Ireland/UK | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Also used in |
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Chemical structure |
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None | |
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NaClO | |
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[O-]Cl.[Na+] | |
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No data | |
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SUKJFIGYRHOWBL-UHFFFAOYSA-N | |
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InChI=1S/ClO.Na/c1-2;/q-1;+1 | |
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Yes |
General status |
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Fungicide, Other substance | |
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Disinfectant, Biocide, Germicide | |
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Inorganic compound | |
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10-12% w/w as available Cl | |
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EU dossier - None declared | |
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Synthetic | |
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Chemical reaction that causes structural damage within the pathogen | |
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7681-52-9 | |
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231-668-3 | |
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848 | |
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014703 | |
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23665760 | |
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74.44 | |
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sodium hypochlorite | |
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sodium hypochlorite | |
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Registered as a UK commodity substance | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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Not applicable | |
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Pale yellow-green liquid |
Formulations |
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Available as a liquid |
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293000 | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
High | ||||||||
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-25 | 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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96 | 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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1.14 | Q3 Q = Miscellaneous internet resources 3 = Unverified data of known source |
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8.8 X 1006 | 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 |
Highly volatile | ||||||||
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Not applicable | 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 |
Not applicable | ||||||||
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Degradation |
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Soil adsorption and mobility |
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- | 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 ) 2 = Unverified data of unknown source |
Very mobile | |||||||
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0.115 | ||||||||||
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EU dossier | ||||||||||
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Fate indices |
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> 5800 | 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 |
Low | ||||||||
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> 2510 | F4 F = U.S. EPA ECOTOX database / U.S. EPA pesticide fate database / Miscellaneous WHO documents (US EPA Databases Related to Pesticide Risk Assessment ) Colinus virginianus4 = Verified data |
Low | ||||||||
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0.18 | 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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0.1 | P3 P = Other governments and regulators Cyprinus carpio 30 day3 = Unverified data of known source |
Moderate | ||||||||
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0.033 | 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 magna4 = Verified data |
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General |
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High (class III) | - | - | ||||||||
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> 5800 | 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 |
Low | ||||||||
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2.0 | 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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0.15 | 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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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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0.06 | 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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10.0 | 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 ) default3 = Unverified data of known source |
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Bystander should not be present in application areas - so risks negligible | |||||||||
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Occupational exposure expected to be minimal when PPE/PPC utilised | ||||||||||
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Health issues |
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Harmful by ingestion, inhalation and through skin contact May cause gastrointestinal irritation, with nausea and vomiting |
Handling issues |
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Corrosive Liberates toxic gases of chlorine when in contact with acids and alkalis Strong oxidising agent IMDG Transport Code is usually 8 |
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Health: H314, H318 Environment: H400, H410 |
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H - Handling risks: R31, R34 N - Dangerous for the environment: R50 |
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S1/2, S28, S45, S50, S61 | |||
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NL (Not listed) | |||
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Usually 1791 | |||
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Packaging Group III (minor danger) |
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sodium hypochlorite | ||
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hypochlorite de sodium | ||
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Natriumhypochlorit | ||
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hipoclorito de sodio | ||
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Record last updated: | 14/03/2021 |
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 |