n-HEPTANE

n-HEPTANE For HPLC & UV Spectroscopy

Normal Heptane; Dipropyl Methane; Heptyl Hydride

Article No.

0159B

Grade

For HPLC & UV Spectroscopy

Purity

99%

CAS No.

142-82-5

Molecular Formula

C₇H₁₆

Molecular Weight

100.21

H.S. Code

2901.2990

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

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

Explosion limits - upper [%]

Explosion limits -lower [%]

1.10%

Packings

1000 ml (01000)
2500 ml (02500)
2500 ml (02500)

Specifications

Appearance	A clear colorless liquid
Purity (by GC)	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

Revision Date : 24-Mar-2023

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