Heptane, ACS Reagent, for organic synthesis, prep-LC, and

Name: Heptane
Synonymns: n-Heptane; Heptanes
Description: ACS Reagent, for organic synthesis, prep-LC, and general laboratory use, >99.0%

Container Type: Glass Bottle

Molar Mass: 100.21 g/mol

CAS Number: 142-82-5
UNSPSC Code: 12191502

SPECIFICATIONS

Appearance: Passes test
Assay by GC Analysis (n-Heptane): 99 % min.
Assay by GC Analysis (total C7 isomers): 99.9 % min.
Color (APHA): 10 max.
Residue after Evaporation: 0.001 % max.
Water by Karl Fischer Titration: 0.01 % max.



PHYSICAL PROPERTIES

Viscosity (cP) at 20°C: 0.42
Refractive Index at 20°C: 1.3876
UV Cutoff (nm): 200
Elutropic Value, Silica: 0.01
Polarity Index, P': 0.1
Solubility in Water (%) at 20°C: 0.0003
Surface Tension (dyn/cm) at 20°C: 20.3
Vapor Pressure (Torr) at 20°C: 35.5
Boiling Point: 98.4 °C
Freezing Point: -90.6 °C
Density: 0.684 g/cm3



SAFETY INFORMATION

Flashpoint: -4 °C
Hazard Class: 3
Package Group: II
UN ID: 1206
Signal Word: Danger

GHS Classification:
GHS09
Harmful (GHS07)
Health hazard (GHS08)
Flammable (GHS02)

Hazard Statement(s):
Causes skin irritation (H315)
May be fatal if swallowed and enters airways (H304)
Highly flammable liquid and vapour (H225)
May cause drowsiness or dizziness (H336)
Very toxic to aquatic life with long lasting effects (H410)

Precautionary Statement(s):
Keep away from heat/sparks/open flames/hot surfaces - No smoking (P210)
Do not breathe dust/fume/gas/mist/vapours/spray (P260)
Wear protective gloves/protective clothing/eye protection/face protection (P280)

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