1,4-Dioxane Solvent Properties | Specification | Applications | Uses
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CAS 123-91-1 |
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Physical Properties |
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Molecular weight |
88.11 |
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Boiling point |
101.32°C |
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Vapor pressure |
29 Torr at 20°C |
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Freezing point |
11.80°C |
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Refractive index |
1.4224 at 20°C |
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Density |
1.0336 g/mL (8.625 lb/gal) at 20°C |
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1.0280 g/mL (8.578 lb/gal) at 25°C |
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Dielectric constant |
2.25 at 20°C |
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Dipole moment |
0.45 D at 25°C |
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Solvent group |
6 |
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Polarity index (P') |
4.8 |
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Eluotropic value on alumina |
0.56 |
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Eluotropic value on octadecylsilane |
11.7 |
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Viscosity |
1.37 cP at 20°C |
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Surface tension |
34.45 dyn/cm at 15°C |
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Solubility in water |
Miscible in all proportions |
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Regulatory and Safety Data |
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DOT Hazard Class |
3, Flammable Liquid |
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Packing Group |
II |
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UN Identification Number |
UN1165 |
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Storage |
Store in an area designed for flammable storage, or an approved metal cabinet, away from direct sunlight, heat and sources of ignition. |
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EPA applicable waste code(s) |
D001, U108 |
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Suspected carcinogen (IARC) |
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Flash point |
54°F (12°C) by closed cup |
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Lower explosive limit |
2.0% |
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Upper explosive limit |
22.0% |
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Time Weighted Average |
25 ppm ACGIH |
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Peroxide hazard |
Check for presence od peroxides before concentrating. |
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