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iron sulphate
** iron sulfate ** iron (II) sulphate ** ferrous sulphate ** ferrous sulfate ** Translations

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GENERAL INFORMATION Click here for an explantaion of the general chemical status information
for iron sulphate

Description: Common substance used for selective moss control

Example pests controlled: Moss

Example applications: Sports and amenity turf

Efficacy & activity: -

Availability status: Current

Introduction & key dates: cica 1901

EC Regulation 1107/2009 (repealing 91/414):
Status Approved
Dossier rapporteur/co-rapporteur Hungary/Poland
Date inclusion expires 31/08/2020
EU Candidate for substitution (CfS) No
Listed in EU database Yes

Approved for use () or known to be used () in the following European countries: Click to access a note on the approvals information on this site

AT

BE

BG

CY

CZ

DE

DK

EE

EL

ES

FI

FR

HR

HU

IE

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

Chemical structure: Click here for further information on the general chemical status information used on this site
Isomerism None
Chemical formula FeO4S
Canonical SMILES [O-]S(=O)(=O)[O-].[Fe+2]
Isomeric SMILES No data
International Chemical Identifier key (InChIKey) BAUYGSIQEAFULO-UHFFFAOYSA-L
International Chemical Identifier (InChI) InChI=1S/Fe.H2O4S/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+2;/p-2
2D structure diagram/image available? Yes

General status: Click here for further information on the general chemical status information used on this site
Pesticide type Herbicide, Other substance
Other constituent type Fertiliser
Substance group Inorganic compound
Minimum active substance purity 350 g/kg
Known relevant impurities EU dossier - arsenic <10mg/kg, lead <20mg/Kg, mercury <1mg/Kg
Substance origin Synthetic
Mode of action Selective, causes a pH shift inside the moss causing enzymes production to cease thus killing the plants
CAS RN 7720-78-7
EC number 231-753-5
CIPAC number 837
US EPA chemical code 050507
PubChem CID 24393
Molecular mass (g mol-1) 151.91
PIN (Preferred Identification Name) -
IUPAC name iron(II) tetraoxosulfate
CAS name iron (2+) sulphate
Other status information -
Relevant Environmental Water Quality Standards -
Herbicide Resistance Classification (HRAC) Not known
Herbicide Resistance Classification (WSSA) -
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) Not applicable
Examples of recorded resistance -
Physical state Blue-green powder
Related substances & organisms -

Formulations:
Property Click here for information on the general product and branding information used on this site Value
Example manufacturers & suppliers of products using this active now or historically
  • Bayer CropScience
  • Scotts
  • Vitax
Example products using this active
  • Lawn sand
  • Greenmaster Autumn
  • Vitax Turf Tonic
UK LERAP status None
Formulation and application details Generally provided in a granular formulation which is scattered or spread. 30 kg product/ha, two applications per season (EU).


ENVIRONMENTAL FATE

for iron sulphate

Property Click here for information on the parameters used to describe environmental fate on this site Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with fate data Interpretation Click here for information on the way in which we interpret environmental fate data
Solubility - In water at 20oC (mg l-1) 260000 A5 High
Solubility - In organic solvents at 20oC (mg l-1) Insoluble A5 - Acetone -
Insoluble A5 - Methanol -
Insoluble A5 - Ethanol -
Insoluble A5 - Ethyl acetate -
Melting point (oC) 90 A5 -
Boiling point (oC) >300 A5 -
Degradation point (oC) >300 A5 -
Flashpoint (oC) Not expected to self ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P 9.33 X 10-02 Calculated -
Log P -1.03 V3 Low
Bulk density (g ml-1)/Specific gravity 1.898 R3 -
Dissociation constant (pKa) at 25oC - - -
Note:
Vapour pressure at 20oC (mPa) 1.0 X 10-02 A5 Low volatility
Henry's law constant at 25oC (Pa m3 mol-1) 6.0 X 10-07 A5 Non-volatile
GUS leaching potential index Click here for a note on the limitations of the GUS index 18.00 Calculated High leachability
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Click here for a note on the limitations of the SCI-GROW index Value 5.55 X 10+03 Calculated -
Note -
Potential for particle bound transport index Click here for a note on the limitations of the potential for particle bound transport index - Calculated Medium
Maximum UV-vis absorption L mol-1 cm-1 No strong absorbance at any wavelength A3 -
Surface tension (mN m-1) - - -

Degradation:
Property Click here for information on the parameters used to describe substance degradation Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with degradation data Interpretation Click here for information on the way in which we interpret substance degradation data
General biodegradability -
Soil degradation (days) (aerobic) DT50 (typical) 1000 A3 Very persistent
DT50 (lab at 20oC) - - -
DT50 (field) - - -
DT90 (lab at 20oC) - - -
DT90 (field) - - -
DT50 modelling endpoint - - -
Note: -
Dissipation rate RL50 on plant matrix Value - - -
Note -
Dissipation rate RL50 on and in plant matrix Value - - -
Note -
Aqueous photolysis DT50 (days) at pH 7 Value - - -
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value - - -
Note -
Water-sediment DT50 (days) - - -
Water phase only DT50 (days) - - -

Soil adsorption and mobility:
Property Click here for information on the parameters used to describe substance adsorption and mobility Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with adsorption and mobility data Interpretation Click here for information on the way in which we interpret substance adsorption and mobility
Linear Kd - A5 Very mobile
Koc 0
Notes and range EU dossier
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity -


ECOTOXICOLOGY

for iron sulphate

Property Click here for information on the parameters used to describe substance ecotoxicology Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with ecotoxicology data Interpretation Click here for information on the way in which we interpret substance ecotoxicology
Bio-concentration factor BCF (l kg-1) Low risk Q3 Based on LogP < 3 Low potential
CT50 (days) - -
Mammals - Acute oral LD50 (mg kg-1) > 1185 A5 Rat Moderate
Mammals - Short term dietary NOEL (mg kg-1) - - -
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) > 1231 A5 Colinus virginianus Moderate
Birds - Short term dietary (LC50/LD50) > 683 mg kg bw-1 day-1 A5 Colinus virginianus -
Fish - Acute 96 hour LC50 (mg l-1) 45.1 A5 Oncorhynchus mykiss Moderate
Fish - Chronic 21 day NOEC (mg l-1) 3.4 A4 Oncorhynchus mykiss Moderate
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 31.2 A5 Daphnia magna Moderate
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) < 1.08 A5 Daphnia magna, Reproduction Moderate
Aquatic crustaceans - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, static, water (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) > 103.4 A5 Lemna gibba Low
Non-target plants - - -
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) > 76.6 A5 Anabaena variabilis Low
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees Contact acute 48 hour LD50 (μg bee-1) - - -
Oral acute 48 hour LD50 (μg bee-1) - - -
Unknown mode acute 48 hour LD50 (μg bee-1) > 100 A2 Low
Earthworms - Acute 14 day LC50 (mg kg-1) > 3829 A5 Eisenia foetida Low
Earthworms - Chronic 14 day NOEC, reproduction (mg kg-1) - - -
Other soil macro-organisms - e.g. Collembola LR50 / EC50 / NOEC / % Effect - - -
Other arthropod (1) LR50 g ha-1 - - -
% Effect - - -
Other arthropod (2) LR50 g ha-1 - - -
% Effect - - -
Soil micro-organisms - - -
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for iron sulphate

General:
Property Click here for information on the parameters used to describe human health and protection issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with human health and protection data Interpretation Click here for information on the way in which we interpret human health and protection data
Threshold of Toxicological Concern (Cramer Class) Click here for a note on the limitations of the Cramer class High (class III) - -
Mammals - Acute oral LD50 (mg kg-1) > 1185 A5 Rat Moderate
Mammals - Dermal LD50 (mg kg-1 body weight) - - -
Mammals - Inhalation LC50 (mg l-1) - - -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) 0.8 A5 (Fe ion), SF=none; ADI=12.5 (sulphate ion), SF=none -
ARfD - Acute Reference Dose (mg kg-1bw day-1) None allocated A5 -
AAOEL - Acute Acceptable Operator Exposure Level (mg kg-1 bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.38 A5 (Fe ion), SF=100; AOEL=1.3 (sulphate ion), SF=none -
Dermal penetration studies (%) 10 A5 default -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public Negligible risk to bystanders from proposed pattern of use
Occupational Exposure estimates imply PPE/PPC should be used
European MRLs Click here for the EU MRL pesticide database
Drinking Water Standards - - -
Drinking Water MAC (μg l-1) - - -

Health issues:
Carcinogen Mutagen Endocrine disrupter Reproduction / development effects Cholinesterase inhibitor Neurotoxicant

-

-

-

Respiratory tract irritant Skin irritant Skin sensitiser Eye irritant Phototoxicant

-

-

General human health issues May cause gastrointestinal irritation
Ingestion may cause esophagus, bleeding of the stomach and ulcer formation
Possible liver toxicant

: Yes, known to cause a problem
: No, known not to cause a problem
: Possibly, status not identified
- : No data found

Handling issues:
Property Click here for information on the parameters used to describe substance handling issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with data on handling issues Interpretation Click here for information on the way in which we interpret data on handling issues
General Click here for a description of the International Maritime Dangerous Goods (IMDG) codes Not explosive or oxidising
CLP classification 2013 Health: H302, H315, H319
EC Risk Classification Click here to view information omn the EU risk phrases Xn - Harmful: R22
Xi - Irritant: R36, R38
EC Safety Classification Click here to view information omn the EU safety phrases S2, S46
WHO Classification NL - Not listed
US EPA Classification (formulation) No consensus across products or no products available - -
UN Number -
Waste disposal & packaging Click here for a description of UN packaging marks -


TRANSLATIONS

for iron sulphate

Language Name
English iron sulphate
French sulfate de fer
German Eisensulfat
Danish -
Italian -
Spanish sulfato de hierro
Greek -
Slovenian -
Polish -
Swedish jarn(II)sulfathepta
Hungarian -
Dutch -

Record last updated: Thursday 23 August 2018
Contact: aeru@herts.ac.uk
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