Heptane, CHROMASOLV™, for HPLC, =99%

Name: Heptane
Synonymn: n-Heptane, Heptanes
Description: CHROMASOLV™, for HPLC, ≥99%

Container Type: Glass Bottle

Molar Mass: 100.2 g/mol

Empirical Formula: C₇H₁₆
Linear Formula: CH₃(CH₂)₅CH₃

CAS Number: 142-82-5
Bielstein Registry Number: 1730763
EC Number: 205-563-8
MDL Number: MFCD00009544

SPECIFICATIONS

Appearance (color): complying
Appearance (form): complying
Assay (GC): min. 99.0 %
Refractive index (n 20/D): 1.3850 - 1.3890
Non-volatile matter: max. 0.0003 %
Water (Karl Fischer): max. 0.01 %
Free acid (as CH₃COOH): max. 0.001 %
Fluorescence (chinin) at 365 nm: max. 1.0 ppb
Fluorescence (chinin) at 254 nm: max. 1.0 ppb
Absorbance at 200 nm: max. 0.70
Absorbance at 210 nm: max. 0.40
Absorbance at 220 nm: max. 0.10
Absorbance at 230 nm: max. 0.05
Absorbance at 245 nm: max. 0.01
Absorbance at 260 nm: max. 0.01
Absorbance at 400 nm: max. 0.01
APHA: max. 10



PHYSICAL PROPERTIES

Vapor Pressure: 83 mmHg ( 37.7 °C)
Explosion Limit: 7 %
Vapor Pressure: 40 mmHg ( 20 °C)
Vapor Density: 3.5 (vs air)
Boiling Point: 98.2 - 98.4 °C
Freezing Point: -90.5 °C
Density: 0.69 g/cm3



SAFETY INFORMATION

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

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

Hazard Statement(s):
May cause drowsiness or dizziness (H336)
Causes skin irritation (H315)
May be fatal if swallowed and enters airways (H304)
Highly flammable liquid and vapour (H225)

Precautionary Statement(s):
Wear protective gloves/protective clothing/eye protection/face protection (P280)
Use only outdoors or in a well-ventilated area (P271)
Wash thoroughly after handling (P264)
Avoid breathing dust/fume/gas/mist/vapours/spray (P261)
Take precautionary measures against static discharge (P243)
Use only non-sparking tools (P242)
Use explosion-proof electrical/ventilating/lighting/.../equipment (P241)
Ground/bond container and receiving equipment (P240)
Keep container tightly closed (P233)
Keep away from heat/sparks/open flames/hot surfaces - No smoking (P210)

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