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General Purpose Solvents

1,4-Dioxane For HPLC & UV Spectroscopy

RA000243 CAS 123-91-1

Identity

Product code
RA000243
CAS number
123-91-1
Purity
99.8%
Molecular formula
C4H8O2
Molecular weight
88.11

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Initial boiling point [°C] 100 °C °C
Final boiling point [°C] 102 °C °C
Evaporation rate 2.7 —
Vapour pressure [20°C] 36 hPa hPa
Vapour density 3.03 —
Density [g/cm3] 1.03 g/cm3 g/cm3
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 % %
Colour Clear Colorless —
Odour Faint ether-like odor —
pH value 6 - 8 —
Melting point/ Freezing point [°C] 10 - 12 °C °C
Auto-ignition temperature [°C] 180 °C °C
Flammability (solid, gas) Flammable —
Flash point [°C] 12 °C °C
Boiling point [°C] 100 - 102 °C °C

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance A clear colorless liquid —
at 283 nm 90 % %
From 300 nm 98 % %
Assay Min 99.8 % %
Non-volatile matter Max 0.001 % %
Acidity Max 0.01 % %
Water Max 0.05 % %
at 220 nm 10 % %
at 243 nm 50 % %
at 268 nm 80 % %

Packaging

Pack size SKU
1 L RA000243-PK-1L