Pesticide Details

Pesticide Chlorpyrifos
PC Code 059101
CAS Number 2921-88-2
Type of Pesticide Insecticide
Type of Organism Crustacea
Common Name Water flea
Scientific Name Daphnia magna
Age <24 hr
Guideline [72-2] Freshwater Invertebrate Acute using TGAI or TEP (FIFRA 158.490)
Test Type [F] Flow through system(aquatic acute or chronic)
% AI 95.9%
Study Length 48 hr
Dose Type [EC50] 50% Effect Concentration
Toxicity 0.1 Parts per Billion
95% Confidence Levels 0.09-0.12
Probit Slope 4.17
NGL
NOEL 0.024
Study Date 1988
Review Date 1988
Category C
MRID, ACC, TN Numbers 40840902
Laboratory Analytical Biochemical Laboratory (ABC), Columbia, Missouri
Reviewer J. Noles
Batch Number 031511QA
Eggs Laid
% Eggs Cracked
% Eggs Viable
% Live Embryos
% Egg Hatch
14 Day Survive
Growth Effect