Ecological Assessment of Storm Impacts

Data Collection

Chloridazon

Basic Information

Synonym(s): 1-Phenyl-4-amino-5-chloropyridazin-6-one; 5-Amino-4-chloro-2,3-dihydro-3-oxo-2-phenylpyridazine; 5-Amino-4-chloro-2-phenyl-3(2H)-pyridazinone; Burex; Chloridazon; PCA; Phenazon; Phenosane; Pyramin; Pyramin(e); Pyramin FL; Pyramin RB; Pyrazon; Pyridazinone
Formula: C₁₀H₈ClN₃O
Molecular Weight: 221.65
Contaminant Type: Chloridazon is an herbicide.

Solubility (in water)

• Solubility: 400 mg/l ^ak
  Temperature (°C): 20
  

• Solubility: 0.034 g/100g ^g
  Temperature (°C): 20
  

Toxicity Effects

• Organism Type: Birds ^g
  Common Name: Quail
  Scientific Name: Phasianidae (Family)
  Toxicity: >2000 mg/kg bw
  Test: LD50
  

• Organism Type: Fish ^g
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: >32 - <46 mg/l
  Test: 96h LC50
  

• Organism Type: Fish ^ak
  Common Name: Rainbow trout
  Scientific Name: Oncorhynchus mykiss
  Toxicity: 27 mg/l
  Test: 96h LC50
  Formulation: 65% wettable powder formulation
  

• Organism Type: Mammals ^ak
  Common Name: Guinea pig
  Toxicity: 760 mg/kg bw
  Test: LD50
  

• Organism Type: Mammals ^ak
  Common Name: Rabbits
  Scientific Name: Lagomorpha (order)
  Toxicity: 2000 mg/kg bw
  Test: LD50
  

• Organism Type: Mammals ^ak
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: 647 mg/kg bw
  Test: LD50
  

• Organism Type: Mammals ^g
  Common Name: Rat
  Scientific Name: Muridae (Family)
  Toxicity: ~2200 mg/kg
  Test: LD50
  

• Organism Type: Mammals ^ak
  Common Name: Mouse
  Scientific Name: Muridae (Family)
  Toxicity: 1000 mg/kg bw
  Test: LD50
  

Octanol-Water Partition Coefficients

• Log Kow: 2.2 ^ak
  

Work Cited