1,4-Dioxane 99.5% AR
Diethylene oxide; Dioxane
Product Code. |
01073 |
Grade |
AR |
Purity |
99.5% |
CAS No. |
123-91-1 |
Molecular Formula |
C4H8O2 |
Molecular Weight |
88.11 |
H.S.Code |
2932.99000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Liquid |
Colour |
Clear Colorless |
Odour |
Faint ether-like odor |
| pH value |
6 to 8 |
Melting point/ Freezing point [°C] |
10 - 12 °C |
Auto-ignition temperature [°C] |
180 °C |
| Flammability (solid, gas) |
Flammable |
Flash point [°C] |
12 °C |
Boiling point [°C] |
100 - 102 °C |
| Initial boiling point [°C] |
100°C |
Final boiling point [°C] |
102 °C |
Evaporation rate |
2.7 |
| Vapour pressure [20°C] |
36 hPa at 20 °C |
Vapour density |
3.03 |
Density [g/cm3] |
1.03 |
| Relative density, gas (air=1) |
3.04 |
Partition coefficient Log Pow octanol / water at 20°C |
-0.27 |
Explosion limits - upper [%] |
22% |
| Explosion limits -lower [%] |
2% |
Packaging
Specification
| Appearance | A clear colorless liquid |
| Assay | Min 99.5% |
| Weight/ mL at 20°C | 1.032 - 1.034 g/ml |
| APHA colour | Max 10 |
| Freezing point | Min 11°C |
| Refractive index (20°C; 589 nm) | 1.421 - 1.423 |
| Water (H2O) | Max 0.05% |
| Acidity (as CH3COOH) | Max 0.02% |
| Non volatile matter | Max 0.01% |
| Acetal [CH3CH(OC2H5)2] | Max 0.8% |
| Copper (Cu) | Max 0.0001% |
| Iron (Fe) | Max 0.0001% |
| Lead (Pb) | Max 0.0001% |
Safety Information and Hazard Symbols
Symbol: GHS02, GHS07, GHS08
Signal Word: Danger
UN No.: 1165
IMCO Class No.: 3
Packing Group: II
Hazardous Statement: H225-H319-H335-H351
Precaution Statement: P210-P261-P281-P305 + P351 + P338