1,4-DIOXANE LR

Diethylene oxide; Dioxane

Article No. 504272500 Molecular Formula C4H8O2
H.S. Code 2932.9985 Molecular Weight 88.11
CAS No. 123-91-1

Packing 2.5 L

504272500

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Physical Properties

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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%

Safety Information and Hazard Symbols

Flame Exclamation Mark Health Hazard
Symbol GHS02, GHS07, GHS08
Signal Word Danger
UN No 1165
IMCO Class No. 3
Hazardous Statement H350-H319-H225-H335
Precaution Statement P210-P280-P303+P361+P353-P304+P340-P305+P351+P338-P308+P313-P370+P378-P501
Packing Group II
 

Specifications

Assay Min 99 %
Weight/ ml at 20°C 1.030 - 1.035 g
Water (H2O) Max 0.1 %
Free acid (as acetic acid) Max 0.01 %
Peroxide (as H2O2) Max 0.005 %
Appearance A clear colorless liquid