PRODUCTS

Product Summary

Chemical Formula

C4H10

Chemical Name

n-Butane

UN Number

UN1011

CAS Number

106-97-8

Label

Flammable Gas

Hazard Class

2.1

General Description

Colorless, flammable, liquified gas with a natural gas odor.

Description
Application
Precautions
Industry
Supply Mode

N-Butane, also known as Normal Butane, is a flammable, colorless, mostly nontoxic gas with a natural gas odor. Exposure to 1% of Butane for an interval of 10 minutes will result in a drowsiness feeling, but no other systemic effects. Butane cannot be detected by odor below 0.5% concentration levels. It may cause frostbite if the gas comes in contact with the skin.

Product Quality Information

Product Grade

Specification

Content

Regulator Recommendations

Notes

3.0 Research Grade

99.9 wt%
(liquid phase)

24 LB

4000 Series: Non-Corrosive

Lot analysis supplied with each container

2.5 Instrument

99.5 wt%
(liquid phase)
H2O < 5 ppm
Propane < 500 ppm/w
Isobutane < 2500 ppm/w
C5 < 1000 ppm/w
Sulfur < 1 ppm/w

120 lb
24 lb

4000 Series: Non-Corrosive

 

2.0

99.0 wt%
(liquid phase)
H2O < 10 ppm
Propane < 1000 ppm/w
Isobutane < 5000 ppm/w
C5 < 2000 ppm/w
Sulfur < 2 ppm/w

120 lb
24 lb

3000 Series: Non-Corrosive
2000 Series: Non-Corrosive

 

* FXS cylinders include eductor tube.