N-PENTANE 99% FOR HPLC/ SPECTROSCOPY
| Product Code | B-01944 B | BRAND | Bio-Chem |
|---|---|---|---|
| Grade | CAS No | 109-66-0 | |
| Molecular Formula | C5H12 | Molecular Weight | 72.15 |
| H.S.Code | 2901.29900 | Shelf Life | 60 Months |
| Purity | 99 % |

Physical Properties
| Physical state at 20 °C | Liquid | Colour | Clear Colorless |
|---|---|---|---|
| Odour | Mild odor,gasoline-like,pleasant odor | Melting point/ Freezing point [°C] | -130 °C |
| Auto-ignition temperature [°C] | 260 °C | Flash point [°C] | -49 °C |
| Boiling point [°C] | 35 - 36 °C | Evaporation rate | 28.6 |
| Vapour pressure mm/Hg | 514 mm Hg @ 25 deg C | Vapour density | 2.5 |
| Density [g/cm3] | 0.62 | Solubility in water [% weight] | 0.04% at 20°C |
| Partition coefficient Log Pow octanol / water at 20°C | 3.39 | Explosion limits -lower [%] | 1.40% |
| Explosion limits - upper [%] | 8.30 % | Vapour pressure [20°C] | 579 hPa at 20 °C |
Packaging

Specification
| Appearance | A clear colorless liquid |
| Purity (by GC) | Min 99.0% |
| Non-volatile matter | Max 0.0005% |
| Acidity ( as C4H9COOH) | Max 0.001% |
| Water (H2O) | Max 0.01% |
| at 200 nm | 1.00 |
| at 210 nm | 0.30 |
| at 225 nm | 0.10 |
| at 235 nm | 0.05 |
| at 250 nm | 0.01 |
Safety Information and Hazard Symbols

Symbol: GHS02, GHS07, GHS08, GHS09
Signal Word: Danger
UN No.: 1265
IMCO Class No.: 3
Packing Group: II
Hazardous Statement: H225-H304-H336-H411
Precaution Statement: P210-P261-P273-P301 + P310-P331
