1.09716

n-Octane

reference substance for gas chromatography

• Synonym(s): n-Octane
• Linear Formula: CH₃(CH₂)₆CH₃
• CAS Number: 111-65-9
• Molecular Weight: 114.23
• MDL number: MFCD00009556
• UNSPSC Code: 12352001
• EC Index Number: 203-892-1

Properties

• vapor pressure: 14 hPa ( 20 °C)
• Assay: ≥99% (GC)
• form: liquid
• autoignition temp.: 210 °C
• expl. lim.: 0.8-6.5 % (v/v)
• technique(s): gas chromatography (GC): suitable
• bp: 125-126 °C/1013 hPa
• mp: -57 °C
• transition temp: flash point 13 °C
• density: 0.70 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C8H18/c1-3-5-7-8-6-4-2/h3-8H2,1-2H3
• InChI key: TVMXDCGIABBOFY-UHFFFAOYSA-N

Safety Information

• Pictograms: GHS02,GHS07,GHS08,GHS09
• Signal Word: Danger
• Hazard Statements: H225 - H304 - H315 - H336 - H410
• Precautionary Statements: P210 - P233 - P273 - P301 + P310 - P303 + P361 + P353 - P331
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Central nervous system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 2
• Flash Point(F): 55.4 °F - closed cup
• Flash Point(C): 13 °C - closed cup