Information about the Air Toxics Partial Listing
|
|
|
-
These tables can be searched if you are using Internet Explorer
or Netscape. Use the "Find" function in the "Edit"
menu of your browser or the "Ctrl + f" shortcut.
-
These tables are updated monthly
-
NS- not subject to OAC 252:100-41
-
NE- not established
-
MAAC- maximum ambient air concentration
-
For further information on toxic categories consult OAC
252:100-41
| Toxics Categories |
|
A
|
Substances of high toxicity, including suspect and confirmed
human carcinogens. Highly toxic substances are substances
with an acute toxicity of either
|
|
oral LD50 rat
|
less than or equal to 50mg/kg
|
|
inhalation LC50 rat 4-hr
|
less than or equal to 100ppm
|
|
dermal LD50 rabbit
|
less than or equal to 100mg/kg
|
|
B
|
Substances of moderate toxicity. Moderately toxic substances
are substances which have been demonstrated to produce carcinogenic,
mutagenic, or teratogenic action in a single animal species
with little or no human evidence of carcinogenic, mutagenic,
or teratogenic action, or those chemicals having an acute
toxicity of either
|
|
oral LD50 rat
|
greater than 50mg/kg, but less than 500mg/kg
|
|
inhalation LC50 rat 4-hr
|
greater than 100ppm, but less than 1000ppm
|
|
dermal LD50 rabbit
|
greater than 100mg/kg, but less than 500mg/kg
|
|
C
|
Substances of low toxicity. Substances of low toxicity are
substances which have been shown to produce low toxicity or
irritation, or those chemicals having an acute toxicity of
either
|
|
oral LD50 rat
|
greater than 500mg/kg, but less than 5000 mg/kg
|
|
inhalation LC50 rat 4-hr
|
greater than 1000ppm, but less than 10000 ppm
|
|
dermal LD50 rabbit
|
greater than 500mg/kg, but less than 3000 mg/kg
|
|
|
