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n-HEPTANE For HPLC & UV Spectroscopy

Normal Heptane; Dipropyl Methane; Heptyl Hydride

COAs

Packings

1000 ml (01000)

2500 ml (02500)

2500 ml (02500)

2GBA001000 2GBAG02500 2GBAH02500
Print friendly version
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

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%

Specifications

Appearance A clear colorless liquid Purity (by GC) Min 99%
Non-volatile matter Max 0.0005% Acidity (as CH3COOH) Max 0.001%
Water 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

Flame Exclamation Mark Environment Health Hazard
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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