Ethylene Oxide

CAS RN:75-21-8

Ecotoxicity Values

LC50; Species: Artemia sp. (Brine shrimp); Conditions: saltwater, static; Concentration: 350000 ug/L for 24 hr /formulated product/
LC50; Species: Artemia sp. (Brine shrimp); Conditions: saltwater, static; Concentration: 490000 ug/L for 48 hr /formulated product/
LC50; Species: Daphnia magna (Water flea); Conditions: freshwater, static; Concentration: 260000 ug/L for 24 hr /formulated product/
LC50; Species: Daphnia magna (Water flea); Conditions: freshwater, static; Concentration: 137000 ug/L for 48 hr (95% confidence interval: 83000-179000 ug/L) /formulated product/
LC50; Species: Carassius auratus (Goldfish, weight 3.3 g); Conditions: freshwater, static, 20 deg C, pH 7.0, dissolved oxygen >4.0 mg/lL; Concentration: 90000 ug/L for 24 hr
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: freshwater, static, dechlorinated tap water, aerated; Concentration: 274000 ug/L for 24 hr (95% confidence interval: 150000-500000 ug/L) /formulated product/
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: freshwater, static, dechlorinated tap water, sealed under oxygen; Concentration: 86000 ug/L for 24 hr (95% confidence interval: 50000-150000 ug/L) /formulated product/
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: freshwater, static, dechlorinated tap water, not aerated; Concentration: 90000 ug/L for 24 hr (95% confidence interval: 63000-125000 ug/L) /formulated product/
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: freshwater, static, dechlorinated tap water, not aerated; Concentration: 89000 ug/L for 48 hr (95% confidence interval: 63000-125000 ug/L) /formulated product/
LC50; Species: Pimephales promelas (Fathead minnow); Conditions: freshwater, static, dechlorinated tap water, not aerated; Concentration: 84000 ug/L for 96 hr (95% confidence interval: 73000-96000 ug/L) /formulated product/
Find more information on this substance at: Hazardous Substances Data Bank , TOXNET , PubMed