1,4-DIOXAN AR
Diethylene oxide; Dioxane

Article No. 504390500 Molecular Formula C4H8O2
H.S. Code 2932.9985 Molecular Weight 88.11
CAS No. 123-91-1
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TDS
504390500
 

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 [°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 H225-H319-H335-H351
Precaution Statement P210-P201-P261-P280 -P281-P303-P361-P353- P305-P351-P338-P304- P340-P405-P501a
Packing Group II

Packing

500 ML
 

Specifications

Assay % Min 99.5
Wt.per ml at 20 °C 1.032 - 1.034 g
APHA Color Max 10
Freezing point Min 11 °C
Refractive index 1.421 - 1.423
Water % Max 0.05
Acidity (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
 
 
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