n-PENTANE

n-PENTANE For HPLC/Spectroscopy

Store at +15 to +25°C
Amyl Hydrid

Article No.

0238B

Grade

For HPLC/Spectroscopy

Purity

99%

CAS No.

109-66-0

Molecular Formula

C₅H₁₂

Molecular Weight

72.15

H.S. Code

2901.2990

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

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

Flammability (solid, gas)

Flammable

Flash point [°C]

-49°C

Boiling point [°C]

35 - 36 °C

Initial boiling point [°C]

35°C

Final boiling point [°C]

36 °C

Evaporation rate

28.6

Vapour pressure [20°C]

579 hPa at 20 °C

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 - upper [%]

8.30%

Explosion limits -lower [%]

1.40%

Packings

1000 ml (01000)
2500 ml (02500)
2500 ml (02500)

Specifications

Appearance	A clear colorless liquid
Purity (by GC)	Min 99%
Non-volatile matter	Max 0.0005%
Acidity ( as C4H9COOH)	Max 0.001%
Water (H2O)	Max 0.01%
Maximum UV absorbance (1 cm cell vs H2O):
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

Revision Date : 05-Feb-2021