2-Xylene

CAS RN: 95-47-6

Ecotoxicity Values

LC50; Species: Cancer magister (crab) larvae stage I; Concentration: 6 ppm for 96 hr /Conditions of bioassay not specified/
LC50; Species: Crangon franciscorum (Shrimp); Concentration: 1.3 ppm for 96 hr /Conditions of bioassay not specified/
EC50; Species: Chlorella vulgaris (Green algae); Conditions: freshwater, static, 20 deg C; Concentration: 55000 ug/L for 24 hr; Effect: growth, general /formulated product/
EC50; Species: Pseudokirchneriella subcapitata (Green algae); Conditions: freshwater, static; Concentration: 4700 ug/L for 72 hr; Effect: growth, general /formulated product/
EC50; Species: Pseudokirchneriella subcapitata (Green algae) exponential growth phase; Conditions: freshwater, static; Concentration: 4200 ug/L for 8 days; Effect: growth, general /formulated product/
LC50; Species: Xenopus laevis (African clawed frog) age 3-4 wk; Conditions: freshwater, static, 20 deg C; Concentration: 73000 ug/L for 48 hr /formulated product/
EC50; Species: Daphnia magna (Water flea); Conditions: freshwater, static; Concentration: 1000 ug/L for 24 hr; Effect: intoxication, immobilization
EC50; Species: Daphnia magna (Water flea) age 0-24 hr; Conditions: freshwater, flow through, 17.2 deg C (16.5-18.4 deg C), pH 7.39 (6.84-7.80), hardness 44.7 mg/L CaCO3 (40.8-47.6 mg/L CaCO3), alkalinity 43.0 mg/L CaCO3 (40.0-49.5 mg/L CaCO3), dissolved oxygen 8.7 mg/L (4.8-10.7 mg/L); Concentration: 3820 ug/L for 48 hr (95% confidence interval: 2610-5590 ug/L); Effect: intoxication, immobilization
EC50; Species: Daphnia magna (Water flea) age 4-6 days, length 1.5 mm; Conditions: freshwater, static, 23 deg C, pH 6-7, dissolved oxygen 5-9 mg/L; Concentration: 30 mmol/cu m for 48 hr (95% confidence interval: 11-83 mmol/cu m); Effect: intoxication, immobilization /> or = 97% purity/
LC50; Species: Artemia salina (Brine shrimp, nauplii); Conditions: saltwater, static, 20 deg C; Concentration: 223 mmol/cu m for 24 hr /> or = 97% purity/
LC50; Species: Carassius auratus (Goldfish) weight 3.3 g; Conditions: freshwater, static, 20 deg C, pH 7.0, dissoved oxygen >4.0 mg/L; Concentration: 13,000 ug/L for 24 hr
LC50; Species: Carassius auratus (Goldfish) weight 2.5 g; Conditions: freshwater, flow through, 17.2 deg C (16.5-18.4 deg C), pH 7.39 (6.84-7.80), hardness 44.7 mg/L CaCO3 (40.8-47.6 mg/L CaCO3), alkalinity 43.0 mg/L CaCO3 (40.4-49.5 mg/L CaCO3), dissoved oxygen 8.7 mg/L (4.8-10.7 mg/L); Concentration: 16100 ug/L for 96 hr (95% confidence interval: 11600-22400 ug/L)
LC50; Species: Lepomis macrochirus (Bluegill, weight 1.1 g); Conditions: freshwater, flow through, 17.2 deg C (16.5-18.4 deg C), pH 7.39 (6.84-7.80), hardness 44.7 mg/L CaCO3 (40.8-47.6 mg/L CaCO3), alkalinity 43.0 mg/L CaCO3 (40.4-49.5 mg/L CaCO3), dissoved oxygen 8.7 mg/L (4.8-10.7 mg/L); Concentration: 16100 ug/L for 96 hr (95% confidence interval: 11600-22400 ug/L)
LC50; Species: Morone saxatilis (Striped bass, juvenile, weight 6.0 g); Conditions: saltwater, static, 16 deg C, salinity 25 ppt; Concentration: 11 uL/L for 24 or 96 hr (95% confidence interval: 9.4-12 uL/L) />99% purity/
LC50; Species: Oncorhynchus mykiss (Rainbow trout, weight 13.1 g); Conditions: freshwater, flow through, 17.2 deg C (16.5-18.4 deg C), pH 7.39 (6.84-7.80), hardness 44.7 mg/L CaCO3 (40.8-47.6 mg/L CaCO3), alkalinity 43.0 mg/L CaCO3 (40.4-49.5 mg/L CaCO3), dissoved oxygen 8.7 mg/L (4.8-10.7 mg/L); Concentration: 8050 ug/L for 96 hr (95% confidence interval: 5590-11600 ug/L)
LC50; Species: Oncorhynchus mykiss (Rainbow trout); Conditions: freshwater, renewal, 12 deg C, dissoved oxygen > or =80%; Concentration: 7600 ug/L for 96 hr
LC50; Species: Pimephales promelas (Fathead minnow, weight 0.3 g); Conditions: freshwater, flow through, 17.2 deg C (16.5-18.4 deg C), pH 7.39 (6.84-7.80), hardness 44.7 mg/L CaCO3 (40.8-47.6 mg/L CaCO3), alkalinity 43.0 mg/L CaCO3 (40.4-49.5 mg/L CaCO3), dissoved oxygen 8.7 mg/L (4.8-10.7 mg/L); Concentration: 16100 ug/L for 96 hr (95% confidence interval: 11600-22400 ug/L)
LC50; Species: Poecilia reticulata (Guppy); Conditions: freshwater, renewal, 21 deg C, dissoved oxygen > or =80%; Concentration: 12000 ug/L for 96 hr
LC50; Species: Poecilia reticulata (guppy); Concentration: 35 ppm for 7 days /Conditions of bioassay not specified/
Find more information on this substance at: PubChem, PubMed