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Organic Chemicals

Propylene Glycol AR

RA000336 CAS 57-55-6 AR

Identity

Product code
RA000336
CAS number
57-55-6
Grade
AR
Purity
99.5%
Molecular formula
C3H8O2
Molecular weight
76.10

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Liquid —
Density [g/cm3] 1.036 g/cm3 g/cm3
Solubility in water [% weight] Soluble in water —
Partition coefficient Log Pow octanol / water at 20°C -0.9 —
Explosion limits - upper [%] 12.50 % %
Explosion limits -lower [%] 2.60 % %
Colour Clear colorless —
Odour Odorless —
Melting point/ Freezing point [°C] -60 °C °C
Auto-ignition temperature [°C] 371 °C °C
Flash point [°C] 103 °C °C
Boiling point [°C] 187 °C °C
Vapour pressure [20°C] 0.11 hPa hPa
Vapour density 2.63 —

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

Specifications

ParameterSpecificationUnit Method
Appearance Clear colourless liquid — —
Acidity Passes test — —
Chloride (Cl) Max 0.007 % % —
Sulphate (SO4) Max 0.006 % % —
Heavy metal Max 0.0005 % % —
Isomers of dipropylene glycol Passes test — —
Diethylene glycol Max 0.1 % % GC
Ethylene glycol Max 0.1 % % GC
Residual solvents (ICH Q3C) Excluded by production process — —
Oxidizing substances Passes test — —
Reducing substance Passes test — —
Purity Min 99.5 % % GC
Sulphated ash Max 0.007 % % —
Water Max 0.2 % % —
Identity Conforms — IR
Appearance of the substance Passes test — —
Density (d20°C/4°C) 1.035 - 1.040 — —
Density (d25°C/25°C) 1.035 - 1.037 — —
Refractive index (20°C; 589 nm) (20 °C) 1.431 - 1.433 — —
Boiling Point 184 - 189 °C °C —

5 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 RA000336-PK-25L
500 mL RA000336-PK-500ML
200 L RA000336-PK-200L
2.5 L RA000336-PK-2.5L