2018-08-22_REVISION - M1977493 (8)

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MATERIAL SAFETY DATA SHEET Product Name: TERGITOL(TM) NP -4 SURFACTANT Effective Date: 02/10/2003 MSDS#: 1918 Page 11 of 17 12.2 ECOTOXICITY Toxicity to Micro-organisms Bacterial/NA; 16 h; NOEC Result value: 625 mg/I Toxicity to Micro-organisms Bacterial/NA; 16 h; IC50 Result value: 2400 mg/I Toxicity to Aquatic Invertebrates Daphnia; 48 h; NOEC Result value: 0.75 mg/I Toxicity to Aquatic Invertebrates Daphnia; 48 h; EC50 Result value: 1.6 (1.5 - 1.8) mg/1 Toxicity to Fish Fathead Minnow; 96 h; NOEC Result value: 0.6 mg/I Toxicity to Fish Fathead Minnow; 96 h; LC50 Result value: 1.2 (1.1 - 1.3) mg/I 12.3 FURTHER INFORMATION Appropriate treatment of effluents will reduce levels of nonylphenol ethoxylate (NPE) residues to concentrations that should pose no harm to the environment, including protection for weak estrogen -mimetic activity observed for some degradation intermediates. Chemical Oxygen Demand (COD) - measured: 2.5 mg/mg Chemical Oxygen Demand (COD) - calculated:: 2.45 mg/mg Day 5 1 Day 10 1 Day 15 Day 28 15.9% 1 155% 12.2 ECOTOXICITY Toxicity to Micro-organisms Bacterial/NA; 16 h; NOEC Result value: 625 mg/I Toxicity to Micro-organisms Bacterial/NA; 16 h; IC50 Result value: 2400 mg/I Toxicity to Aquatic Invertebrates Daphnia; 48 h; NOEC Result value: 0.75 mg/I Toxicity to Aquatic Invertebrates Daphnia; 48 h; EC50 Result value: 1.6 (1.5 - 1.8) mg/1 Toxicity to Fish Fathead Minnow; 96 h; NOEC Result value: 0.6 mg/I Toxicity to Fish Fathead Minnow; 96 h; LC50 Result value: 1.2 (1.1 - 1.3) mg/I 12.3 FURTHER INFORMATION Appropriate treatment of effluents will reduce levels of nonylphenol ethoxylate (NPE) residues to concentrations that should pose no harm to the environment, including protection for weak estrogen -mimetic activity observed for some degradation intermediates. Chemical Oxygen Demand (COD) - measured: 2.5 mg/mg Chemical Oxygen Demand (COD) - calculated:: 2.45 mg/mg