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Organic Chemicals

Isobutanol (iso-Butyl alcohol) AR

RA007010 CAS 78-83-1 AR

Identity

Product code
RA007010
CAS number
78-83-1
Grade
AR
Assay (specification)
Min 99.0 % (GC method)
Molecular formula
C4H10O
Molecular weight
74.12

Classification

Technical Data

Properties

PropertyValueUnit
Physical state Reference value Liquid (20 °C) —
Colour Reference value Clear Colorless —
Odour Reference value Sweet-musty odor —
Melting point Reference value -108 °C °C
Auto-ignition temperature Reference value 415 °C °C
Flash point Reference value 28 °C °C
Boiling point Reference value 108 °C °C
Evaporation rate Reference value 0.8 —
Vapour pressure Reference value 1.2 kPa at 20 °C kPa
Vapour density Reference value 2.56 —
Density Reference value 0.806 g/cm3 g/cm3

Reference values are general physical properties of the substance taken from published data. They are not specifications of this product.

Specifications

ParameterSpecificationUnit
APPEARANCE Clear colourless liquid. —
COLOR (APHA) Max 10 —
ASSAY (GC method) Min 99.0 % %
WEIGHT PER ML AT 20°C 0.801 - 0.802 g g
REFRACTIVE INDEX AT 20°C 1.395 - 1.396 —
IDENTIFICATION Passes Test —
RESIDUE AFTER EVAPORATION Max 0.002 % %
ACIDITY (as CH3COOH) Max 0.002 % %
WATER(KF method) Max 0.1 % %
ALDEHYDES & KETONES (C3H7.CHO) Max 0.015 % %
COPPER(Cu) Max 0.0001 % %
IRON (Fe) Max 0.0001 % %
LEAD (Pb) Max 0.0001 % %

Method names in parentheses (for example "GC method") identify the analytical technique applied to that parameter; they are not product grades. Grade of this product: AR.

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

Packaging

Pack size SKU
2.5 L RA007010-PK-2.5L
500 mL RA007010-PK-500ML