| Pesticide |
Parathion |
| PC Code |
057501 |
| CAS Number |
56-38-2 |
| Type of Pesticide |
Insecticide |
| Type of Organism |
Insecta |
| Common Name |
Stonefly |
| Scientific Name |
Pteronarcella badia |
| Age |
Naiad |
| Guideline |
[72-2] Freshwater Invertebrate Acute using TGAI or TEP (FIFRA 158.490) |
| Test Type |
[S] Static system (aquatic) |
| % AI |
98.7% |
| Study Length |
96 hr |
| Dose Type |
[LC50] 50% Lethal Concentration in diet or water |
| Toxicity |
4.2 Parts per Billion |
| 95% Confidence Levels |
3.4-5.2 |
| Probit Slope |
N.R. |
| NGL |
|
| NOEL |
N.R. |
| Study Date |
1980 |
| Review Date |
1980 |
| Category |
C |
| MRID, ACC, TN Numbers |
40094602 |
| Laboratory |
Fish and Wildlife Service Laboratories, Department of Interior |
| Reviewer |
Johnson & Finley |
| Batch Number |
020215QA |
| Eggs Laid |
|
| % Eggs Cracked |
|
| % Eggs Viable |
|
| % Live Embryos |
|
| % Egg Hatch |
|
| 14 Day Survive |
|
| Growth Effect |
|