Ecological Assessment of Storm Impacts

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Data Collection

Terbutylazine

CAS Number: 5915-41-3

Basic Information

The chemical structure of Terbutylazine Synonym(s): 1,3,5-Triazine, 2-(tert-butylamino)-4-chloro-6-(ethylamino)-; 2-tert-Butylamino-4-chloro-6-ethylamino-s-triazine; 4-tert-butylamino-2-chloro-6-ethylamino-s-triazine; 6-Chloro-N-(1,1-dimethylethyl)-N'-ethyl-1,3,5-triazine-2,4-diamine; Gardoprim; GS-13529;
Formula: C9H16ClN5
Molecular Weight: 229.7
Contaminant Type: Terbutylazine is an herbicide.

Solubility (in water)

  • Solubility: 8.5 mg/l ak
    Temperature (°C): 20
  • Solubility: 5 ppm g
    Temperature (°C): 20

Toxicity Effects

  • Organism Type: Crustaceans ak
    Common Name: Daphnia
    Scientific Name: Daphnia magna
    Toxicity: >5 mg/l
    Test: 48h EC50
  • Organism Type: Fish ak
    Common Name: Crucuan carp
    Scientific Name: Carassius carassius
    Toxicity: 66 mg/l
    Test: 96h LC50
  • Organism Type: Fish ak
    Common Name: Bluegill
    Scientific Name: Lepomis macrochirus
    Toxicity: 52 mg/l
    Test: 96h LC50
  • Organism Type: Fish ak
    Common Name: Rainbow trout
    Scientific Name: Oncorhynchus mykiss
    Toxicity: 4.6 mg/l
    Test: 96h LC50
  • Organism Type: Mammals g
    Common Name: Rat
    Scientific Name: Muridae (Family)
    Toxicity: 2000-2160 mg/kg
    Test: LD50
  • Organism Type: Mammals ak
    Common Name: Rat
    Scientific Name: Muridae (Family)
    Toxicity: 2200 mg/kg bw
    Test: LD50

Soil Organic Carbon/Water Partition Coefficients

  • Koc: 1350 ml/g ak

Octanol-Water Partition Coefficients

  • Log Kow: 3.03; 3.06 ak

Work Cited

g Meister, R. T., and C. Sine (Ed). 2003. Crop Protection Handbook, volume 89. Meister Publishing Company, Willoughby, OH.
ak Verschueren, K. 2001. Handbook of Environmental Data on Organic Chemicals, 4th edition. John Wiley & Sons, Inc., New York.