Contaminant Information
Formaldehyde
CAS Number: 50-00-0
Basic Information
Synonym(s): BFV; fannoform; superlysoform; Veracur; Formaldehyde; Formaldehyde ; Formaldehyde, solution, flammable; Formaldehyde, solutions (Formalin) (corrosive); Formalin; formalin 40; formalith; Formic aldehyde; Formol; FYDE; HCHO; HOCH; karsan; lysoform; Melamine-Formaldehyde Resin; Methan 21; Methanal; Methyl aldehyde; methylene glycol; Methylene oxide; Morbicid; Oxomethane; Oxomethylene; Oxymethylene
Formula: CH2O
Molecular Weight: 30.0262
Boiling Point (°C): -19.5
Melting Point (°C): -118
Contaminant Type: Formaldehyde is a fungicide.
Notes: Colorless liquid or gas with a pungent odor detectable at 1 ppm.
Solubility (in water)
Half-Life (in soil unless otherwise noted)
- t1/2:
1-7
days
f
Environment: scientific judgement based upon unacclimated aqueous aerobic biodegradation half-life
Toxicity Effects
- Organism Type:
Crustaceans
e
Common Name: Daphnia
Scientific Name: Daphnia magna
Toxicity: 27; 33 mg/l
Test: 24h EC0
- Organism Type:
Crustaceans
e
Common Name: Daphnia
Scientific Name: Daphnia magna
Toxicity: 53; 77 mg/l
Test: 24h EC100
Formulation: 35% solution
- Organism Type:
Crustaceans
e
Common Name: Daphnia
Scientific Name: Daphnia magna
Toxicity: 42; 52 mg/l
Test: 24h EC50
- Organism Type:
Crustaceans
e
Common Name: Daphnia
Scientific Name: Daphnia magna
Toxicity: 2 mg/l
Test: Toxic
- Organism Type:
Fish
e
Common Name: American eel
Scientific Name: Anguilla rostrata
Toxicity: 31 mg/l
Test: 96h LC50,S
Formulation: glass stadium
- Organism Type:
Fish
e
Common Name: American eel
Scientific Name: Anguilla rostrata
Toxicity: 83 mg/l
Test: 96h LC50,S
Formulation: black stadium
- Organism Type:
Fish
e
Common Name: American eel
Scientific Name: Anguilla rostrata
Toxicity: 122 mg/l
Test: 96h LC50,S
Formulation: yellow stadium
- Organism Type:
Fish
e
Common Name: Zebra danio
Scientific Name: Brachydanio rerio
Toxicity: 41 mg/l
Test: 96h LC50,S
- Organism Type:
Fish
e
Common Name: Black bullhead
Scientific Name: Ictalurus melas
Toxicity: 69 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Black bullhead
Scientific Name: Ictalurus melas
Toxicity: 25 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Channel catfish
Scientific Name: Ictalurus punctatus
Toxicity: 49 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Channel catfish
Scientific Name: Ictalurus punctatus
Toxicity: 51 mg/l
Test: 24h LC50,S
- Organism Type:
Fish
e
Common Name: Channel catfish
Scientific Name: Ictalurus punctatus
Toxicity: 198 mg/l
Test: 3h LC50,F
- Organism Type:
Fish
e
Common Name: Channel catfish
Scientific Name: Ictalurus punctatus
Toxicity: 36 mg/l
Test: 48h LC50,S
- Organism Type:
Fish
e
Common Name: Channel catfish
Scientific Name: Ictalurus punctatus
Toxicity: 93 mg/l
Test: 6h LC50,F
- Organism Type:
Fish
e
Common Name: Channel catfish
Scientific Name: Ictalurus punctatus
Toxicity: 26 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Green sunfish
Scientific Name: Lepomis cyanellus
Toxicity: 129 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Green sunfish
Scientific Name: Lepomis cyanellus
Toxicity: 69 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Pumpkinseed
Scientific Name: Lepomis gibbosus
Toxicity: 84 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Pumpkinseed
Scientific Name: Lepomis gibbosus
Toxicity: 916 mg/l
Test: 3h LC50,F
- Organism Type:
Fish
e
Common Name: Pumpkinseed
Scientific Name: Lepomis gibbosus
Toxicity: 640 mg/l
Test: 6h LC50,F
- Organism Type:
Fish
e
Common Name: Pumpkinseed
Scientific Name: Lepomis gibbosus
Toxicity: 40 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Pumpkinseed
Scientific Name: Lepomis gibbosus
Toxicity: 25 mg/l
Test: 96h LC50,S
- Organism Type:
Fish
e
Common Name: Bluegill
Scientific Name: Lepomis macrochirus
Toxicity: 100 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Smallmouth bass
Scientific Name: Micropterus dolomieu
Toxicity: 54 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Largemouth bass
Scientific Name: Micropterus salmoides
Toxicity: 113 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Largemouth bass
Scientific Name: Micropterus salmoides
Toxicity: 412 mg/l
Test: 6h LC50,F
- Organism Type:
Fish
e
Common Name: Largemouth bass
Scientific Name: Micropterus salmoides
Toxicity: 57 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Rainbow trout
Scientific Name: Oncorhynchus mykiss
Life Stage: Egg
Toxicity: 565; 631; 700; 1020 mg/l
Test: 96h LC50,S
Formulation: 37% solution
Notes: Green egg
- Organism Type:
Fish
e
Common Name: Rainbow trout
Scientific Name: Oncorhynchus mykiss
Life Stage: Larval
Toxicity: 89; 89; 96; 112 mg/l
Test: 96h LC50,S
Formulation: 37% solution
- Organism Type:
Fish
e
Common Name: Rainbow trout
Scientific Name: Oncorhynchus mykiss
Life Stage: Adult
Toxicity: 440; 610; 618 mg/l
Test: 96h LC50,S
Formulation: 37% solution
- Organism Type:
Fish
e
Common Name: Rainbow trout
Scientific Name: Oncorhynchus mykiss
Life Stage: Fingerlings
Toxicity: 62; 73; 94; 106; 123; 134; 145 mg/l
Test: 96h LC50,S
Formulation: 37% solution
- Organism Type:
Fish
e
Common Name: Rainbow trout
Scientific Name: Oncorhynchus mykiss
Life Stage: Egg
Toxicity: 198; 289; 338; 435 mg/l
Test: 96h LC50,S
Formulation: 37% solution
Notes: Eyed eggs
- Organism Type:
Fish
e
Common Name: Harlequin fish
Scientific Name: Rasbora heteromorpha
Toxicity: 76 mg/l
Test: 24h LC50,S
- Organism Type:
Fish
e
Common Name: Harlequin fish
Scientific Name: Rasbora heteromorpha
Toxicity: 50 mg/l
Test: 48h LC50,S
- Organism Type:
Fish
e
Common Name: Columbia River redband trout
Scientific Name: Salmo gairdneri
Toxicity: 120 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Columbia River redband trout
Scientific Name: Salmo gairdneri
Toxicity: 77 mg/l
Test: 24h LC50,S
- Organism Type:
Fish
e
Common Name: Columbia River redband trout
Scientific Name: Salmo gairdneri
Toxicity: 492 mg/l
Test: 3h LC50,F
- Organism Type:
Fish
e
Common Name: Columbia River redband trout
Scientific Name: Salmo gairdneri
Toxicity: 62 mg/l
Test: 48h LC50,S
- Organism Type:
Fish
e
Common Name: Columbia River redband trout
Scientific Name: Salmo gairdneri
Toxicity: 262 mg/l
Test: 6h LC50,F
- Organism Type:
Fish
e
Common Name: Columbia River redband trout
Scientific Name: Salmo gairdneri
Toxicity: 47 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Atlantic salmon
Scientific Name: Salmo salar
Toxicity: 156 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Atlantic salmon
Scientific Name: Salmo salar
Toxicity: 564 mg/l
Test: 3h LC50,F
- Organism Type:
Fish
e
Common Name: Atlantic salmon
Scientific Name: Salmo salar
Toxicity: 336 mg/l
Test: 6h LC50,F
- Organism Type:
Fish
e
Common Name: Atlantic salmon
Scientific Name: Salmo salar
Toxicity: 173 mg/l
Test: 96h LC50,F
- Organism Type:
Fish
e
Common Name: Brown trout
Scientific Name: Salmo trutta
Toxicity: 120 mg/l
Test: 24h LC50,S
- Organism Type:
Fish
e
Common Name: Brown trout
Scientific Name: Salmo trutta
Toxicity: 69 mg/l
Test: 48h LC50,S
- Organism Type:
Fish
e
Common Name: Brook trout
Scientific Name: Salvelinus fontinalis
Toxicity: 73 mg/l
Test: 24h LC50,S
- Organism Type:
Fish
e
Common Name: Brook trout
Scientific Name: Salvelinus fontinalis
Toxicity: 58 mg/l
Test: 48h LC50,S
- Organism Type:
Fish
e
Common Name: Brook trout
Scientific Name: Salvelinus fontinalis
Toxicity: 6.7 mg/l
Test: 96h LC50,S
- Organism Type:
Fish
e
Common Name: Lake trout
Scientific Name: Salvelinus namaycush
Toxicity: 56 mg/l
Test: 24h LC50,F
- Organism Type:
Fish
e
Common Name: Lake trout
Scientific Name: Salvelinus namaycush
Toxicity: 81 mg/l
Test: 24h LC50,S
- Organism Type:
Fish
e
Common Name: Lake trout
Scientific Name: Salvelinus namaycush
Toxicity: 62 mg/l
Test: 48h LC50,S
- Organism Type:
Fish
e
Common Name: Lake trout
Scientific Name: Salvelinus namaycush
Toxicity: 241 mg/l
Test: 6h LC50,F
- Organism Type:
Fish
e
Common Name: Lake trout
Scientific Name: Salvelinus namaycush
Toxicity: 40 mg/l
Test: 96h LC50,F
- Organism Type:
Mammals
k
Common Name: Rat
Scientific Name: Muridae (Family)
Toxicity: 550-800 mg/kg
Test: LD50
Soil Organic Carbon/Water Partition Coefficients
- Koc:
0.56
k
Formulation: log
Octanol-Water Partition Coefficients
- Log Kow:
-0.78
e
Formulation: calculated
Work Cited
e
|
Verschueren, K. 1996. Handbook of Environmental Data on Organic Chemicals, 3rd edition. John Wiley & Sons, Inc., New York.
|
f
|
Howard, P. H., R. S. Boethling, W. F. Jarvis, W. M. Meylan, and E. M. Michalenko. 1991. Handbook of Environmental Degradation Rates. Lewis Publishers., Chelsea, MI.
|
k
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Montgomery, J. H. 1993. Agrochemicals Desk Reference: Environmental Data. Lewis Publishers, Boca Raton, FL.
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