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Organic Chemicals

Ethanediol AR

RA000247 CAS 107-21-1 AR

Identity

Product code
RA000247
CAS number
107-21-1
Grade
AR
Purity
99.5%
Molecular formula
C2H6O2
Molecular weight
62.07

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Evaporation rate 1 —
Vapour pressure [20°C] 0.11 hPa hPa
Vapour density 2.14 —
Density [g/cm3] 1.113 g/mL g/mL
Solubility in water [% weight] completely miscible —
Partition coefficient Log Pow octanol / water at 20°C -1.36 —
Explosion limits - upper [%] 15.30 % %
Explosion limits -lower [%] 3.20 % %
Colour Clear syrupy —
Odour Odorless —
Melting point/ Freezing point [°C] -13 °C °C
Auto-ignition temperature [°C] 398 °C °C
Flash point [°C] 111 °C °C
Boiling point [°C] 196 - 198 °C °C
Initial boiling point [°C] 196 °C °C
Final boiling point [°C] 198 °C °C

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

Specifications

ParameterSpecificationUnit Method
Appearance A clear very hygroscopic syrupy liquid — —
Sulphated ash Max 0.005 % % —
Chloride (Cl) Max 0.00002 % % —
Iron (Fe) Max 0.0001 % % —
Water Max 0.1 % % —
Purity Min 99.5 % % GC
Weight/ mL (20 °C) 1.113 - 1.115 g g —
Refractive index (20°C; 589 nm) (20 °C) 1.431 - 1.433 — —
Colour scale Max 10 APHA APHA —
Formaldehyde (HCHO) Max 0.005 % % —
Substance reducing KMnO4 Max 0.0003 % % —
Acidity Max 0.001 % % —
Boiling Point 196.5 - 198.5 °C °C —

2 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 RA000247-PK-25L
500 mL RA000247-PK-500ML
2.5 L RA000247-PK-2.5L