Resonac Europe

High-Purity FC-C318 (Octafluorocyclobutance)

Properties and Classification

Appearance: Colorless and odorless gas UN Number: 1976
CAS Number: 115-25-3 Liquefied gas

Refer to MSDS for detailed information on the properties and safety of the product.

Specification

Purity vol% Min. 99.999
Water volppm Max. 10
Acids as HF volppm Max. 1
Other fluorocarbons volppm Max. 4
N2+O2 volppm Max. 20

Cylinder

Item 10L cylinder 47L cylinder
Size Inside diameter 140mm 232mm
Height (to the neck portion) 850mm 1370mm
Height (with a protective cap) 1000mm 1520mm
Valve nozzle height (center) 875mm 1380mm
Loading weight 5kg, 10kg 30kg, 50kg
Material Manganese steel

Estimated values for when a standard valve is mounted on a standard cylinder. The accuracy of these values is not guaranteed.

Value

Nozzle size Ø22 mm X 14 right-hand threads
Material BRASS

Physical & Chemical Properties

Item Unit Data
Chemical formula C4F8
Molecular weight 200.03
Boiling point °C -5.75
°F -21.5
Melting point °C -41.4
Specific gravity (air: 1) 6.9
Liquid density (0°C, saturated liquid) kg/L 1.6
Gas density (0°C, saturated liquid) g/L 12.03
Critical temperature °C 115.22
Critical pressure MPa 2.7
kg/cm2 27.5
Flammability Not applicable
Toxicity Not applicable
Latent heat of vaporization (0°C, 1013MPa) kJ/kg 246.7
Maximum permissible concentration (ACGIH) ppm
Explosive limit (in air, 35°C, 101.3kPa)

Temperature – Vapor Pressure Curve

CLP information

Press. Gas (Liq.), H280

Inquirer about product


Subscribe Newsletter


Please subscribe our technology eNewsletter!

Inquiry about product

Please inquire about product, technology or samples from here.