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General Purpose Solvents

Tetrahydrofuran AR

RA000351 CAS 109-99-9 AR

Identity

Product code
RA000351
CAS number
109-99-9
Grade
AR
Purity
99.5%
Molecular formula
C4H8O
Molecular weight
72.11

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Initial boiling point [°C] 65 °C °C
Final boiling point [°C] 67 °C °C
Vapour pressure [20°C] 190.7 hPa hPa
Vapour density 2.5 —
Density [g/cm3] 0.88 g/cm3 g/cm3
Solubility in water [% weight] Soluble in water —
Explosion limits - upper [%] 11.80 % %
Explosion limits -lower [%] 1.80 % %
Colour Clear Colorless —
Odour Ether odor —
pH value 7 —
Melting point/ Freezing point [°C] -108 °C °C
Auto-ignition temperature [°C] 321 °C °C
Flammability (solid, gas) Flammable —
Flash point [°C] -17 °C °C
Boiling point [°C] 65 - 67 °C °C

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

Specifications

ParameterSpecificationUnit Method
Appearance A clear colorless liquid — —
Cobalt (Co) Max 0.000002 % % —
Copper (Cu) Max 0.000002 % % —
Iron (Fe) Max 0.00001 % % —
Lead (Pb) Max 0.00001 % % —
Magnesium (Mg) Max 0.00001 % % —
Manganese (Mn) Max 0.000002 % % —
Nickel (Ni) Max 0.000002 % % —
Tin (Sn) Max 0.00001 % % —
Zinc (Zn) Max 0.00001 % % —
Peroxide Max 0.015 % % —
Purity Min 99.5 % % GC
Non-volatile matter Max 0.001 % % —
Water Max 0.03 % % —
Free acid (as acetic acid) Max 0.001 % % —
Aluminium (Al) Max 0.00005 % % —
Barium (Ba) Max 0.00001 % % —
Boron (B) Max 0.000002 % % —
Cadmium (Cd) Max 0.000005 % % —
Calcium (Ca) Max 0.00005 % % —
Chromium (Cr) Max 0.000002 % % —

9 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
25 L RA000351-PK-25L
500 mL RA000351-PK-500ML
2.5 L RA000351-PK-2.5L