COS-OGA |
Last updated: 15/06/2024
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(Also known as: Chitosan) |
An gligosaccharidic complex with potential fungicidal applications. Toxicological, ecotoxicological and environmental fate data is currently limited. |
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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An gligosaccharidic complex used as a foliar fungicide for greenhouse crops |
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Powdery mildews; Various botrytis species; Some nematodes |
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Curcubits including cucumbers; Tomatoes; Grapes |
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- |
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- |
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Current |
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2012, introduced |
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- |
EC Regulation 1107/2009 (repealing 91/414) |
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Approved |
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Belgium |
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22/04/2030 |
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No |
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Yes |
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ATAustria |
BEBelgium |
BGBulgaria |
CYCyprus |
CZCzech Republic |
DEGermany |
DKDenmark |
EEEstonia |
ELGreece |
✓ |
✓ |
✓ |
✓ |
  |
✓ |
  |
  |
✓ |
ESSpain |
FIFinland |
FRFrance |
HRCroatia |
HUHungary |
IEIreland |
ITItaly |
LTLithuania |
LULuxembourg |
✓ |
  |
✓ |
  |
  |
  |
✓ |
  |
✓ |
LVLatvia |
MTMalta |
NLNetherlands |
PLPoland |
PTPortugal |
RORomania |
SESweden |
SISlovenia |
SKSlovakia |
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  |
✓ |
✓ |
✓ |
✓ |
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  |
  |
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ISIceland |
NONorway |
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Fungicide |
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Animal-derived substance |
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915 g kg⁻¹ |
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- |
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Natural |
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Boosts the ability of plants to defend against fungal infections |
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A substance resulting from the combination of a complex of COS - compounds found in fungal cell walls and crustacean exoskeletons |
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Produced from harvested, crushed, dried crustacean exoskeletons |
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Crop protection |
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Powdery mildews; Various botrytis species; Some nematodes |
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Curcubits including cucumbers; Tomatoes; Grapes |
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- |
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- |
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- |
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- |
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- |
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No data |
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- |
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Oligosaccharidic complex comprising oligopectates and chitooligosaccharides |
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- |
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- |
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- |
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- |
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- |
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Not applicable |
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Not applicable |
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Not applicable |
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None allocated |
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- |
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Clear to beige coloured liquid |
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FYTO11 |
Fytofend SA |
Fytosave |
NewFarm SAS |
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Usually supplied as a soluble concentrate and applied to foliage |
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- |
- |
- |
|
100 |
n-Heptane |
- |
100 |
1,2-Dichloroethane |
- |
100 |
Methanol |
- |
100 |
Ethyl acetate |
- |
|
- |
- |
- |
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- |
- |
- |
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296 |
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- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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51.5 |
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- |
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- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
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- |
- |
- |
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- |
- |
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- |
- |
- |
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- |
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- |
- |
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- |
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- |
- |
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- |
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- |
- |
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- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
- |
- |
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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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None
Terrestrial ecotoxicology |
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> 5000 |
Rat |
Low |
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- |
- |
- |
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- |
- |
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- |
- |
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- |
- |
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- |
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- |
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- |
- |
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- |
- |
- |
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- |
- |
- |
- |
- |
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> 12.5 |
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Moderate |
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> 10.0 |
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Moderate |
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- |
- |
- |
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- |
- |
- |
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- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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4.97 |
Typhlodromus pyri |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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228 |
7-day; Chronic NOEC = 20 mg l⁻¹ |
Low |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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- |
- |
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- |
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HUMAN HEALTH AND PROTECTION |
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- |
- |
- |
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> 5000 |
Rat |
Low |
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- |
- |
- |
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- |
- |
- |
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- |
- |
- |
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None allocated |
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- |
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None allocated |
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- |
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None allocated |
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- |
- |
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- |
- |
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Negligible risks |
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Negligible risks |
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- |
- |
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Carcinogen |
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Endocrine disruptor |
XNo, known not to cause a problem |
A0 A = Chromosome aberration (EFSA database) 0 = No data ; B0 B = DNA damage/repair (EFSA database) 0 = No data ; C0 C = Gene mutation (EFSA database) 0 = No data ; D0 D = Genome mutation (EFSA database) 0 = No data ; E0 E = Unspecified genotoxicity type (miscellaneous data source) 0 = No data |
No data found |
Reproduction / development effects |
Acetyl cholinesterase inhibitor |
Neurotoxicant |
No data found |
No data found |
No data found |
Respiratory tract irritant |
Skin irritant |
Skin sensitiser |
No data found |
XNo, known not to cause a problem |
No data found |
Eye irritant |
Phototoxicant |
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XNo, known not to cause a problem |
No data found |
  |
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No further information available |
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Not expected to auto-ignite; Not highly flammable |
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- |
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Not listed (Not listed) |
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COS-OGA |
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Record last updated: |
15/06/2024 |
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 |