Pesticide Details

Pesticide Fenridazon-sodium (RH-5148)
PC Code 119001
CAS Number 83588-43-6
Type of Pesticide Herbicide
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 [S] Static system (aquatic)
% AI 96%
Study Length 48 hr
Dose Type [EC50] 50% Effect Concentration
Toxicity 188.0 Parts Per Million
95% Confidence Levels 155-227
Probit Slope N.R.
NGL <
NOEL 56
Study Date 1978
Review Date 1979
Category C
MRID, ACC, TN Numbers 00083131
Laboratory Union Carbide Environmental Services
Reviewer W. Rabert
Batch Number 100515QA
Eggs Laid
% Eggs Cracked
% Eggs Viable
% Live Embryos
% Egg Hatch
14 Day Survive
Growth Effect