Ecological Assessment of Storm Impacts

Data Collection

Bromoxynil

Basic Information

Synonym(s): 2,6-Dibromo-4-cyanophenol; 3,5-Dibromo-4-hydroxybenzonitrile; 3,5-Dibromo-4-hydroxyphenyl cyanide; 4-Hydroxy-3,5-dibromobenzonitrile; Brittox; Brominal; Brominal ME4; Brominal plus; Brominex; Brominil; Bromoxynil; Bromoxynil ; bromoxynil + atrazine; Brona
Formula: C₇H₃Br₂NO
Molecular Weight: 276.915
Contaminant Type: Bromoxynil is an herbicide.

Solubility (in water)

• Solubility: 130 mg/l ^ah
  Temperature (°C): 25
  Formulation: pure

• Solubility: virtually insoluble ^ah
  Formulation: octanoate

• Solubility: 130 mg/l ^ak
  Temperature (°C): 20-25
  

• Solubility: virtually insoluble ^ak
  Formulation: octanoate

Half-Life (in soil unless otherwise noted)

• t1/2: 10 days ^h
  Environment: sandy soil
  

• t1/2: 2 weeks ^h
  Environment: clay
  

• t1/2: ~10 days ^ak
  

• t1/2: ~10 days ^h
  Environment: sandy soil
  

• t1/2: 2 weeks ^h
  Temperature (°C): 25
  Environment: in clay
  

Toxicity Effects

• Organism Type: Birds ^h
  Common Name: Hen
  Toxicity: 240 mg/kg
  Test: LD50
  

• Organism Type: Birds ^h
  Common Name: Mallard
  Scientific Name: Anas platyrhynchos
  Toxicity: 200 mg/kg
  Test: LD50
  

• Organism Type: Birds ^h
  Common Name: Japanese quail
  Scientific Name: Coturnix japonica
  Toxicity: 100 mg/kg
  Test: LD50
  

• Organism Type: Birds ^h
  Common Name: Quail
  Scientific Name: Phasianidae (Family)
  Toxicity: 100 mg/kg
  Test: LD50
  

• Organism Type: Birds ^h
  Common Name: pheasant
  Scientific Name: Phasianidae (Family)
  Toxicity: 50 mg/kg
  Test: LD50
  

• Organism Type: Fish ^ak
  Common Name: Goldfish
  Scientific Name: Carassius auratus
  Toxicity: 0.465 mg/l
  Test: 48h LC50
  

• Organism Type: Fish ^h
  Common Name: Goldfish
  Scientific Name: Carassius auratus
  Toxicity: 0.46 mg/l
  Test: 96h LC50
  Formulation: potassium salt
  

• Organism Type: Fish ^k
  Common Name: Goldfish
  Scientific Name: Carassius auratus
  Toxicity: 170 ppb
  Test: LC50
  

• Organism Type: Fish ^ak
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 0.15 mg/l
  Test: 48h LC50
  Formulation: octanoate
  

• Organism Type: Fish ^ah
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 0.05 mg/l
  Test: 96h LC50
  

• Organism Type: Fish ^g
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 0.05 mg/l
  Test: 96h LC50
  Formulation: pure
  

• Organism Type: Fish ^k
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 100 ppb
  Test: LC50
  

• Organism Type: Fish ^ak
  Common Name: Fathead minnow
  Scientific Name: Pimephales promelas
  Toxicity: 14 mg/l
  Test: 4d LC50
  

• Organism Type: Fish ^ak
  Common Name: Harlequin fish
  Scientific Name: Rasbora heteromorpha
  Toxicity: 5 mg/l
  Test: 48h LC50
  Formulation: potassium
  

• Organism Type: Fish ^h
  Common Name: Harlequin fish
  Scientific Name: Rasbora heteromorpha
  Toxicity: 5 mg/l
  Test: 96h LC50
  Formulation: potassium salt
  

• Organism Type: Fish ^ak
  Common Name: Catfish
  Scientific Name: Siluriformes (Order)
  Toxicity: 0.063 mg/l
  Test: 48h LC50
  

• Organism Type: Fish ^h
  Common Name: Catfish
  Scientific Name: Siluriformes (Order)
  Toxicity: 0.063 mg/l
  Test: 96h LC50
  Formulation: potassium salt
  

• Organism Type: Fish ^k
  Common Name: Catfish
  Scientific Name: Siluriformes (Order)
  Toxicity: 23 ppb
  Test: LC50
  

• Organism Type: Mammals ^ak
  Common Name: Dog
  Scientific Name: Canis (Genus)
  Toxicity: 100 mg/kg bw
  Test: LD50
  

• Organism Type: Mammals ^ak
  Common Name: Rabbits
  Scientific Name: Lagomorpha (order)
  Toxicity: 260 mg/kg bw
  Test: LD50
  

• Organism Type: Mammals ^ah
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 365 mg/kg
  Test: LD50
  Formulation: octanoate
  

• Organism Type: Mammals ^g
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 365 mg/kg
  Test: LD50
  Formulation: octanoate
  

• Organism Type: Mammals ^h
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 691 mg/kg
  Test: LD50
  Formulation: Bronate
  

• Organism Type: Mammals ^ah
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 779 mg/kg
  Test: LD50
  Formulation: Buctril
  

• Organism Type: Mammals ^g
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 779 mg/kg
  Test: LD50
  Formulation: Buctril
  

• Organism Type: Mammals ^ah
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 190 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^ak
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 190 mg/kg bw
  Test: LD50
  

• Organism Type: Mammals ^ak
  Common Name: Mouse
  Scientific Name: Muridae (Family)
  Toxicity: 110 mg/kg bw
  Test: LD50
  

Soil Organic Carbon/Water Partition Coefficients

• Koc: 2.48 ^k
  Formulation: log - calculated
  

Octanol-Water Partition Coefficients

• Log Kow: <2 ^k
  

Work Cited