Specification :

Perfluorobutanesulfonyl Fluoride

Name of Commodity:: HX-401
CAS No.: 375-72-4
Molecular Formula: n-C4F9SO2F
Molecular Weight : 302.1
Appearance colorless: colorless or light-yellow transparent liquid
Specific Weight(d20D): 1.700-1.750
Refractive Index (n25D): 1.2810
Boiling Point: 65-66°C
pH: 3.8-4.8
Content: e98%
Uses: the structural function of this product is simislar to perfluorooctanesulfonyl fluoride and can be used to synthetise various of special perfluoro surfactant, Its kali salt C4F9SO3K is a good kind of anion surfactant and the best fire retardant for polycarbonate .
Package & Storage & Transportation : 5kg×2 for plastic and with external solid paper box . Storage is in light of the regulations of general chemicals.