Dicrotophos

CAS RN:141-66-2

Ecotoxicity Values

LD50; Species: Anas platyrhynchos (Mallard duck) 3 month old male; oral 4.24 mg/kg (95% confidence limit: 3.06-5.88 mg/kg) /Sample purity 98% alpha-isomer/
LD50; Species: Anas platyrhynchos (Mallard) age 36 hr; acute oral 6.17 mg/kg (95% confidence interval 3.33-11.4) /from table/
LD50; Species: Anas platyrhynchos (Mallard) age 7 days; acute oral 7.03 mg/kg (95% confidence interval 5.30-9.31) /from table/
LD50; Species: Anas platyrhynchos (Mallard) age 30 days; acute oral 6.73 mg/kg (95% confidence interval 5.53-8.19) /from table/
LD50; Species: Anas platyrhynchos (Mallard) age 6 months; acute oral 4.14 mg/kg (95% confidence interval 3.33-5.16) /from table/
LC50; Species: Anas platyrhynchos (Mallard Duck) age 10 days; diet 144 ppm for 8 days (95% confidence interval: 110-185 ppm)
LC50; Species: Anas platyrhynchos (Mallard Duck) age 5 days; diet 94 ppm for 8 days (95% confidence interval: 80-111 ppm)
LC50; Species: Anas platyrhynchos (Mallard Duck) age 5-8 days; diet 60.0 ppm for 2 weeks
LC50; Species: Colinus virginianus (Northern Bobwhite Quail) diet 13 ppm for 8 days (95% confidence interval: 8-20 ppm)
LD50; Species: Phasianus colchicus (Ring necked pheasant) 2 month old male; oral 3.21 mg/kg (95% confidence limit: 2.45-4.21 mg/kg) /Sample purity 98% alpha isomer/
LC50; Species: Phasianus colchicus (Ring-Necked Pheasant) age 10 days; diet 44 ppm for 8 days (95% confidence interval: 38-51 ppm)
LD50; Species: Alectoris chukar (Chukar) 1-2 yr old male and female; oral 9.63 mg/kg (95% confidence limit: 7.35-12.9 mg/kg) /Sample purity 98% alpha isomer/
LC50; Species: Coturnix japonica (Japanese Quail) age 14 days; diet 32 ppm for 8 days (95% confidence interval: 26-39 ppm)
LC50; Species: Coturnix japonica (Japanese Quail) diet 21 ppm for 21 days
LD50; Species: Coturnix japonica (Japanese quail) 2.5 month old males; oral 4.32 mg/kg (95% confidence limit: 3.18-5.86 mg/kg) /Sample purity 80%/
LD50; Species: Sturnus vulgaris (Starling) age 5 days; acute oral 4.92 mg/kg (95% confidence interval 3.98-6.48) /from table/
LD50; Species: Sturnus vulgaris (Starling) age 15 days; acute oral 9.59 mg/kg (95% confidence interval 7.60-12.1) /from table/
LD50; Species: Sturnus vulgaris (Starling) age >1 yr, male; acute oral 8.37 mg/kg (95% confidence interval 6.30-10.5) /from table/
LD50; Species: Sturnus vulgaris (Starling) age >1 yr, female; acute oral 8.47 mg/kg (95% confidence interval 5.54-11.4) /from table/
LD50; Species: Tympanuchus cupido (Greater prairie chicken) 2-3 yr old male; oral 2.31 mg/kg (95% confidence limit: 1.78-3.00 mg/kg) /Sample purity 98% alpha isomer/
LD50; Species: Passer domesticus (House sparrow) male; oral 3.00 mg/kg (95% confidence limit: 1.59-5.64 mg/kg) /Sample purity 98% alpha isomer/
LD50; Species: Carpodacus mexicanus (House finch) oral 2.83 mg/kg (95% confidence limit: 1.06-7.54 mg/kg) /Sample purity 98% alpha isomer/
LD50; Species: Branta canadensis (Canada goose) oral 2.28 mg/kg (95% confidence limit: 1.36-3.83 mg/kg) /Sample purity 98% alpha isomer/
LD50; Species: Rana catesbeiana (Bullfrog), male; oral 2,000 mg/kg (95% confidence limit: 602-6640 mg/kg) /Sample purity 98% alpha isomer/
LD50; Species: Columba livia (Rock dove) oral 2.00 mg/kg (95% confidence limit: 1.53-2.61 mg/kg) /Sample purity 98% alpha isomer/
LC50; Species: Odocoileus hemionus hemionus (Mule deer) , 8-17 month old male; oral 12.5-25.0 mg/kg /Sample purity 98% alpha isomer/
LC50; Species: Callipepla californica (California quail), 18 month old male; oral 1.89 mg/kg (95% confidence limit: 1.50-2.38 mg/kg) /Sample purity 80%/
LC50; Species: Apis mellifera (Honey Bee) adult; foliar spray >0.5 AI lb/acre for 24 hr
LD50; Species: Apis mellifera (Honey Bee) post-emergence; dropwise application 0.0010 ug
LD50; Species: Apis mellifera (Honey Bee) age 10-14 days Egyptian strain, worker bee; topical, general 0.3 ug/g
LD50; Species: Eisenia fetida (Earthworm) mature, weight 370-450 mg; direct application using filter paper 1-10 ug/sq cm
LC50; Species: Gammarus fasciatus (Scud) mature; Conditions: Static bioassay without aeration, 21 deg C, pH 7.2-7.5, water hardness 40-50 mg/L as calcium carbonate and alkalinity of 30-35 mg/L; Concentration: 2.6 mg/L for 96 hr (95% confidence limit 2.1-3.2 mg/L) /Technical material: 80%/
LC50; Species: Gammarus lacustris (Scud) mature; Conditions: Static bioassay without aeration, 21 deg C, pH 7.2-7.5, water hardness 40-50 mg/L as calcium carbonate and alkalinity of 30-35 mg/L; Concentration: 0.54 mg/L for 96 hr (95% confidence limit 0.40-0.73 mg/L) /Technical material: 80%/
LC50; Species: Pteronarcys californica (Stonefly), 2nd year class; Conditions: Static bioassay without aeration, 15 deg C, pH 7.2-7.5, water hardness 40-50 mgLl as calcium carbonate and alkalinity of 30-35 mg/L; Concentration: 0.43 mg/L for 96 hr (95% confidence limit 0.34-0.54 mg/L) /Technical material: 80%/
EC50; Species: Xenopus laevis (African Clawed Frog) embryo; Conditions: freshwater, static, 23 deg C; Concentration: 6120 ug/L for 96 hr (95% confidence interval: 5000-7500 ug/L); Effect: abnormal gut development />90% purity/
EC50; Species: Xenopus laevis (African Clawed Frog) embryo; Conditions: freshwater, static, 23 deg C; Concentration: 3000 ug/L for 96 hr (95% confidence interval: 920-9780 ug/L); Effect: physiology, pigmentation />90% purity/
LC50; Species: Xenopus laevis (African Clawed Frog) embryo; Conditions: freshwater, static, 23 deg C; Concentration: 100000 ug/L for 96 hr />90% purity/
EC50; Species: Daphnia magna (Water Flea) age <24 hr; Conditions: freshwater, flow through; Concentration: 12.7 ug/L for 48 hr (95% confidence interval: 10.9-14.9 ug/L); Effect: intoxication, immobilization /87.65% purity/
EC50; Species: Penaeus aztecus (Brown shrimp); Concentration: 0.25 ppm ai for 48 hr /Conditions of bioassay not specified in source examined/ /82% ai/ /from table/
EC50; Species: Penaeus aztecus (Brown shrimp); Concentration: 0.12 ppm ai for 48 hr /Conditions of bioassay not specified in source examined/ /80% ai/ /from table/
EC50; Species: Simocephalus serrulatus (Waterflea); Conditions: static; Concentration: 270 ppb a.i. for 48 hr /80.0% ai/ /from table/
LC50; Species: Americamysis bahia (Mysid); Concentration: 0.077 ppm ai for 96 hr /Conditions of bioassay not specified in source examined/ /87.65% ai/ /from table/
LC50; Species: Ceriodaphnia dubia (Water Flea) neonate age <24 hr; Conditions: freshwater, static, 25 deg C; Concentration: 19.17 ug/L for 48 hr (95% confidence interval: 14.18-20.25 ug/L) /98.0% purity/
LC50; Species: Oncorhynchus mykiss (Rainbow trout) weight 1.0 g; Conditions: Static bioassay without aeration, 13 deg C, pH 7.2-7.5, water hardness 40-50 mg/L as calcium carbonate and alkalinity of 30-35 mg/L; Concentration: 6.3 mg/L for 96 hr /Technical material: 90%/
LC50; Species: Oncorhynchus mykiss (Rainbow Trout) weight 1 g; Conditions: freshwater, static, 13 deg C, pH 7.1, hardness 44 mg/L CaCO3; Concentration: 15000 ug/L for 24 hr /90% purity technical material/
LC50; Species: Ictalurus punctatus (Channel Catfish) weight 1.4 g; Conditions: freshwater, static, 18 deg C, pH 7.1, hardness 44 mg/L CaCO3; Concentration: 79400 ug/L for 24 hr (95% confidence interval: 62600-100000 ug/L) /90% purity technical material/
LC50; Species: Ictalurus punctatus (Channel Catfish) weight 1.4 g; Conditions: freshwater, static, 18 deg C, pH 7.1, hardness 44 mg/L CaCO3; Concentration: 7660 ug/L for 96 hr (95% confidence interval: 3950-13700 ug/L) /90% purity technical material/
LC50; Species: Ictalurus punctatus (Channel catfish) weight 1.4 g; Conditions: Static bioassay without aeration, 18 deg C, pH 7.2-7.5, water hardness 40-50 mg/L as calcium carbonate and alkalinity of 30-35 mg/L; Concentration: 7.7 mg/L for 96 hr (95% confidence limit 4.0-13.8 mg/L) /Technical material: 90%/
LC50; Species: Lepomis macrochirus (Bluegill) weight 1 g; Conditions: freshwater, static, 20 deg C, pH 7.1, hardness 44 mg/L CaCO3; Concentration: 33300 ug/L for 24 hr (95% confidence interval: 12000-91000 ug/L) /80% purity technical material/
LC50; Species: Lepomis macrochirus (Bluegill) weight 1.0 g; Conditions: Static bioassay without aeration, 20 deg C, pH 7.2-7.5, water hardness 40-50 mg/L as calcium carbonate and alkalinity of 30-35 mg/L; Concentration: 24.2 mg/L for 96 hr (95% confidence limit 14.3-41.1 mg/L) /Technical material: 80%/
LC50; Species: Lepomis macrochirus (Bluegill) weight 0.5 g; Conditions: freshwater, static, 23 deg C, pH 7.0, hardness 2-5 mg/L CaCO3, dissolved oxygen 7-10 mg/L; Concentration: 2800 ug/L for 96 hr /formulation/
LC50; Species: Cyprinodon variegatus (Sheepshead minnow); Conditions: flow through; Concentration: 83.8 ppm for 96 hr /87.65% ai/ /from table/
EC50; Species: Pteronarcys californica (Stonefly); Conditions: static; Concentration: 1,900 ppb a.i. for 48 hr /80.0% ai/ /from table/
LC50; Species: Fundulus similis (Longnose Killifish); Conditions: saltwater, static; Concentration: 1000 ug/L for 96 hr /82% purity/
EC50; Species: Crassostrea virginica (American Or Virginia Oyster) spat; Conditions: saltwater, static; Concentration: >1000 ug/L for 96 hr; Effect: intoxication, immobilization /82% purity/
EC50; Species: Crassostrea virginica (Eastern oyster); Conditions: flow through; Concentration: >125 ppm ai for 96 hr; Effect: shell deposition /87.65% ai/ /from table/
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed