1,1-Dichloroethylene

CAS RN:75-35-4

Ecotoxicity Values

LC50; Species: Eisenia fetida (Earthworm) topical (artificial soil) >1000 mg/kg for 28 days
LC50; Species: Mysidopsis bahia (Mysid shrimp); Conditions: static bioassay using seawater; Concentration: >798 mg/L for 24 hr, 48 hr, 72 hr; 224 mg/L for 96 hr
LC50; Species: Menidia beryllina (Inland silverside); Conditions: static bioassay in synthetic seawater, 23 deg C, mild aeration; Concentration: 250 ppm for 96 hr
EC50; Species: Selenastrum capricornutum (Green alga); Concentration: >798,000 ug/L for 96 hr; Effect: inhibition of chlorophyll synthesis; cell count /Conditions of bioassay not specified in source examined/
EC50; Species: Skeletonema costatum (Alga); Concentration: >712,000 ug/L for 96 hr; Effect: Inhibition chlorophyll synthesis; reduced cell counts /Conditions of bioassay not specified in source examined/
EC50; Species: Scenedesmus abundans (Green algae) 10+4 cells/mL; Conditions: freshwater, static, 22 deg C; Concentration: 410000 ug/L for 96 hr Effect: growth, general /99% purity/
LC50; Species: Daphnia magna (Water flea) first instar; Conditions: freshwater, static, 17 deg C, pH 7.9, hardness 100 mg/L CaCO3, alkalinity 85 mg/L CaCO3, dissolved oxygen >60%; Concentration: 11600 ug/L for 24 hr (95% confidence interval: 9000-14000 ug/L) /99.5% AI/
LC50; Species: Daphnia magna (Water flea) age <24 hr; Conditions: freshwater, static, 22 deg C, pH 8.0, hardness 173 mg/L CaCO3, dissolved oxygen >60%; Concentration: 98000 ug/L for 24 hr (95% confidence interval: 71000-130000 ug/L) />80% commercial grade/
LC50; Species: Daphnia magna (Water flea) age <24 hr; Conditions: freshwater, static, 22 deg C, pH 8.0 (7.4-9.4), hardness 173 mg/L CaCO3; Concentration: 79000 ug/L for 48 hr (95% confidence interval: 62000-110000 ug/L) />80% commercial grade/
LC50; Species: Daphnia magna (Water flea) first instar; Conditions: freshwater, static, 17 deg C, pH 7.9, hardness 100 mg/L CaCO3, alkalinity 85 mg/L CaCO3, dissolved oxygen >60%; Concentration: 11600 ug/L for 48 hr (95% confidence interval: 9000-14000 ug/L) /99.5% AI/
LC50; Species: Cyprinodon variegatus (Sheepshead minnow) age 14-28 days posthatch juvenile, 8-15 mm standard length; Conditions: saltwater, static, 25-31 deg C, salinity 10-31 ppt; Concentration: 250000 ug/L for 24, 48, 72, 96 hr (95% confidence interval: 200000-340000 ug/L) /> or =80% purity/
LC50; Species: Lepomis macrochirus (Bluegill); Conditions: static bioassay, 21-23 deg C, water hardness 32-48 mg/L CaCO3, pH 6.7-7.8, dissolved oxygen 7.0-8.8 mg/L; Concentration: 74 mg/L for 24 and 96 hr
LC50; Species: Lepomis macrochirus (Bluegill); Conditions: static bioassay in fresh water at 23 deg C with mild aeration; Concentration: 220 ppm for 96 hr
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: static bioassay; Concentration: 169,000 ug/L for 96 hr
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: flow-through bioassay; Concentration: 108,000 ug/L for 96 hr
LC50; Species: Pimephales promelas (Fathead minnow) adult, weight 0.8 g, length 35 mm; Conditions: freshwater, flow through, 12 deg C, pH 7.9, hardness 100 mg/L CaCO3, alkalinity 85 mg/L CaCO3, dissolved oxygen >60%; Concentration: 116000 ug/L for 24 hr (95% confidence interval: 99000-143000 ug/L) /99.5% AI/
LC50; Species: Pimephales promelas (Fathead minnow) adult, weight 0.8 g, length 35 mm; Conditions: freshwater, static, 12 deg C, pH 7.9, hardness 100 mg/L CaCO3, alkalinity 85 mg/L CaCO3, dissolved oxygen >60%; Concentration: 175000 ug/L for 24 hr (95% confidence interval: 167000-186000 ug/L) /99.5% AI/
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed