N-pentane
Identification
- N-pentane
- C5H12
- M = 72,15 g/mol
- CAS [109-66-0]
- EC number: 203-692-4Taric code: 2901 10 00
Synonyms
1,3-Dimethylpropane, Diethyl methane
Applications
synthesis of organic products, analytical chemistry, reference material, chromatography.
Specification
| Item |
Unit |
Specification |
Test result |
Test method |
| Appearance |
– |
Clear colorless |
Clear colorless |
Visual |
| N-pentane |
wt% |
95min |
98.5207 |
ASTM D-5134 |
| ISO Pentane & cyclo pentane |
wt% |
balance |
1.1452 |
ASTM D-5134 |
| Butanes& Lighter |
wt% |
≤0.5 |
0.0023 |
ASTM D-5134 |
| Hexanes & Heavier |
wt% |
≤0.5 |
0.001 |
ASTM D-5134 |
| Total Nitrogen |
ppm |
≤1 |
0.76 |
ASTM D-4629 |
| Total Sulphur |
ppm |
1max |
0.63 |
ASTM D-5453 |
| Carbonyl |
ppm |
2max |
0.81 |
ASTM E-411 |
| Bromine Index |
mgBr/100g |
150max |
80 |
ASTM D-2710 |
| Aromatic content |
ppm |
100max |
Not detected |
ASTM D-5134 |
| Color Say bolt |
– |
+30 |
+30 |
ASTM D-156 |
| Cooper Corrosion |
– |
1A |
1A |
ASTM D-130 |
| Sp. Gr(60F/60F) |
– |
0.60-0.65 |
0.625 |
ASTM D-4052 |
Physical data
- Density: 0,63 g/cm3
- Solub. in water:(25 ºC): 0,04 g/l • Melting point: -129,7 ºC
- Melting point: -129,7 ºC
- Boiling point: 36,1 ºC
- Flash point: -48 ºC
- Ignition temperature: 285 ºC•Ignition temperature: 285 ºC • Vapour pressure: (20 ºC) 573 hPa • Dielectric const.: (20 ºC) 1,8 • Evap. heat: (36 ºC) 383 KJ/kg • Saturation conc.: (20 ºC) 1689 g/m3 • Expl. limit (upper): 8 Vol%
- Expl. limit (lower):1,4 Vol%
Safety – GHS
Signal Word: Danger
Hazard Statements:
- H225: Highly flammable liquid and vapour.
- H304: May be fatal if swallowed and enters airways.
- H336: May cause drowsiness or dizziness.
- H411: Toxic to aquatic life with long lasting effects.
- EUH066: Repeated exposure may cause skin dryness or cracking.
Precautionary Statements:
- P210: Keep away from heat / sparks / open flames / hot surfaces. – No smoking
- P241: Use explosion-proof electrical / ventilating / lighting / equipment.
- P261: Avoid breathing dust / fume / gas / mist / vapours / spray.
- P303+P361+P353: IF ON SKIN (or hair): Remove / Take off immediately all contaminated clothing. Rinse skin with water / shower
- P405: Store locked up.
- P501a: Dispose of contents / container in accordance with local / regional / national / international regulations.
Toxicological data
- MAK:1000 ml/m3 , 3000 mg/m3
- WGK: 1
- Poison class CH (Swiss): 5
ransport/storage
- ADR: 3 F1 II •UN 1265
- PENTANES, liquid
- IMDG: 3 II • UN 1265
- PENTANES• IATA/ICAO: 3 II • UN
- 1265 • PENTANES
- PAX: 305 • CAO: 307
- Store between 15ºCand 25ºC
