1,4-DIOXANE For HPLC & UV Spectroscopy

Article No. Grade Purity CAS No. Molecular Formula Molecular Weight H.S. Code Shelf Life
SC1466 For HPLC & UV Spectroscopy 99.80% 123-91-1 C4H8O2 88.11 2932.9990 60 Months

Packings

1000 ml,2500 ml,2500 ml

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%

Specifications

Appearance A clear colorless liquid
Assay Min 99.8%
Non-volatile matter Max 0.001%
Acidity (as CH3COOH) Max 0.01%
Water (H2O) Max 0.05%
Minimum transmittance:
at 215 nm 10%
at 243 nm 50%
at 268 nm 80%
at 283 nm 90%
From 300 nm 98%

Safety Information and Hazard Symbols

Flame Exclamation Mark Health Hazard
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
Risk Statement
Safety Statement
Revision Date : 03-Jun-2017