Formulation (ND) Chemical name CAS number Weight percentage (ND) STEPANTEX SP-88-2 Ethanol 64-17-5 10-20% STEPANTEX VT-90 2-Propanol 67-63-0 9-11% STEPANTEX VM-90 2-Propanol 67-63-0 5-15% 2.3 Physical and chemical properties The physical and chemical properties of the notified chemical are shown in the table below. The robust summaries of tests on physical and chemical properties are provided in Appendix C of this report. Summary of physical and chemical properties Property Value Data Source Appearance at 20ºC Slightly yellowish solid Measured and 101.3 kPa: Melting point: > 85°C Measured Boiling point: 260°C (decomposition) Measured 1059 kg/m3 at 20°C Measured Density: Vapour pressure: 6.7 x 10-7 kPa at 25oC Calculated from measured values 2.244 g/L at unbuffered pH 3.86 Measured Water solubility: and 20oC 3.39 mg/L at buffered pH 7.08 and 20oC Hydrolysis as a t1/2 >1 year (pH 4), 17.0 days Measured function of pH: (pH 7) and 11.3 days (pH 9) at 25ºC log Pow = >6.5 at 20oC Estimated Partition coefficient (n-octanol/water): Adsorption/Desorption log Koc = >5 at 20C Calculated Surface tension: 41.8 mN/m at 20ºC Measured pKa = 1.14 (methylsulfuric acid) Calculated Dissociation constant: pKa = 12.42 and 13.68 (monoester with C18 ester chain) pKa = 12.52 (diester with C18 ester chain) Flash point: Not determined The notified chemical is not a liquid. Flammability: Not highly flammable Measured Autoignition > 402°C Measured temperature:
Formulation (ND) Chemical name CAS number Weight percentage (ND) STEPANTEX SP-88-2 Ethanol 64-17-5 10-20% STEPANTEX VT-90 2-Propanol 67-63-0 9-11% STEPANTEX VM-90 2-Propanol 67-63-0 5-15% 2.3 Physical and chemical properties The physical and chemical properties of the notified chemical are shown in the table below. The robust summaries of tests on physical and chemical properties are provided in Appendix C of this report. Summary of physical and chemical properties Property Value Data Source Appearance at 20ºC and 101.3 kPa: Slightly yellowish solid Measured Melting point: > 85°C Measured Boiling point: 260°C (decomposition) Measured Density: 1059 kg/m3 at 20°C Measured Vapour pressure: 6.7 x 10-7 kPa at 25oC Calculated from measured values Water solubility: 2.244 g/L at unbuffered pH 3.86 and 20oC 3.39 mg/L at buffered pH 7.08 and 20oC Measured Hydrolysis as a function of pH: t1/2 >1 year (pH 4), 17.0 days (pH 7) and 11.3 days (pH 9) at 25ºC Measured Partition coefficient (n-octanol/water): log Pow = >6.5 at 20oC Estimated Adsorption/Desorption log Koc = >5 at 20C Calculated Surface tension: 41.8 mN/m at 20ºC Measured Dissociation constant: pKa = 1.14 (methylsulfuric acid) pKa = 12.42 and 13.68 (monoester with C18 ester chain) pKa = 12.52 (diester with C18 ester chain) Calculated Flash point: Not determined The notified chemical is not a liquid. Flammability: Not highly flammable Measured Autoignition temperature: > 402°C Measured
Ethanaminium,-2-hydroxy-N,N-bis2-hydroxyethyl-N-methyl-,-esters-with-C16-18-and-C18-unsatd.-fatty-acids,-Me-sulfates-saltsSTD-1258S-Final-SNA-report-Oct-2018.DOCX