Heptane - 34873
Code: 34873
Heptane
CHROMASOLV™, for HPLC, ≥99%
n-Heptane, Heptanes
For HPLC
CAS Number: 142-82-5Linear Formula: CH3(CH2)5CH3
Molar Mass: 100.2 g/mol
Beilstein Registry Number: 1730763
EC Number: 205-563-8
MDL Number: MFCD00009544
| Property |
Value |
| 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 |
| Property |
Value |
| Vapor Pressure |
40 mmHg ( 20 °C) |
| Explosion Limit |
7 % |
| Vapor Density |
3.5 (vs air) |
| Refractive Index |
n20/D 1.387(lit.) |
| Autoignition Temperature |
433 °F |
| Boiling point |
98.2 - 98.4 °C |
| Freezing point |
-90.5 °C |
| Density |
0.69 g/cm3 |
