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n-Heptane 99% HPLC/UV Spectroscopy
Normal Heptane; Dipropyl Methane; Heptyl Hydride

Product Code.
01336
Grade
Purity
99%
CAS No.
142-82-5
Molecular Formula
C7H16
Molecular Weight
100.21
H.S.Code
2901.29900
Shelf Life
60 Months

Physical Properties

Physical state at 20 °C
Liquid
Colour
Clear Colorless
Odour
mild odor - gasoline-like
Melting point/ Freezing point [°C]
-91 °C
Auto-ignition temperature [°C]
223°C
Flammability (solid, gas)
Flammable
Flash point [°C]
-4,0 °C
Boiling point [°C]
98 °C
Evaporation rate
2.8
Vapour pressure [20°C]
53.3 hPa at 20,0 °C
Vapour pressure mm/Hg
46 mm Hg @ 25 deg C
Vapour density
3.5
Density [g/cm3]
0.68
Solubility in water [% weight]
Insoluble in water
Partition coefficient Log Pow octanol / water at 20°C
>3
Explosion limits - upper [%]
7%
Explosion limits -lower [%]
1.10%

Packaging

Specification

Appearance
A clear colorless liquid
Assay
Min 99%
Non volatile matter
Max 0.0005%
Acidity (as CH3COOH)
Max 0.001%
Water (H2O)
Max 0.01%
Density (d20°C/4°C)
0.683-0.686
Refractive index (20°C; 589 nm)
1.387 - 1.388
Maximum UV absorbance (1 cm cell vs H2O):
at 200 nm
1.0
at 210 nm
0.4
at 220 nm
0.15
at 230 nm
0.05
at 250 nm
0.01
at 270 nm
0.01

Safety Information and Hazard Symbols

Symbol: GHS02, GHS07, GHS08, GHS09
Signal Word: Danger
UN No.: 1206
IMCO Class No.: 3
Packing Group: II
Hazardous Statement: H225-H304-H315-H336-H410
Precaution Statement: P210-P261-P273-P301 + P310-P331-P501