PRODUCTS

Product Summary

Chemical Formula

C4F8

Chemical Name

Octafluorocyclobutane

UN Number

1976

CAS Number

115 - 25 - 3

Label

Nonflammable Gas

Hazard Class

2.2

General Description

Colorless, nonflammable, liquified gas.

Description
Application
Precautions
Industry
Supply Mode

Octafluorocyclobutane, also known as Perfluorocyclobutane and Halocarbon-C318, is a nonflammable, odorless, colorless, and tasteless gas at room temperature and atmospheric pressure. Octafluorocyclobutane is often used as a gaseous dielectric, a propellant, a foam producing agent and used in combination with carbon monoxide for selective oxide etch. This gas can cause frostbite of the tissues.

Product Quality Information

Part Number

Product Grade

Specification

Cylinder Style

Content

Regulator Recommendations

HA C318 3.8

3.8

99.98%
Acidity (HF) < 0.1 ppmw
N2 < 80 ppm
O2 < 20 ppm
Tetrafluoromethane < 50 ppm
H2O < 10 ppm

K
G

100 lb
10 lb

3000 Series: Non-corrosive
2000 Series: Non-corrosive