You’re in the race to meet the world’s growing need for renewable diesel. Your refinery’s new construction is a massive investment of capital and manpower. Building in methods and processes that mitigate health and safety risks is more essential than ever. The environmental profile of Lubrizol’s SulfrZol® 54 makes it an exceptional continuous sulfiding agent for protecting the well-being of your employees, your facilities and your company’s reputation.

Safety in Numbers

Compared with Dimethyl Disulfide (DMDS), SulfrZol® 54 is the safer, cleaner, more efficient solution for continuous sulfiding:

Physical Characteristics	DMDS*	SulfrZol® 54
Sulfur content, % by wt.	68	54
Thermal decomposition temperature (with catalyst)	392° F (200° C)	320° F (160° C)
Flash point (closed cup, ASTM D93)	61° F (16° C)	212° F (100° C)
Vapor pressure, psia @ 100° F (38° C)	0.5	0.15
Odor description, provided by vendors	Foul; decaying cabbage	Low odor similar to gas/oil
Decomposition by-products	Hydrogen sulfide, methane	Hydrogen sulfide, isobutane

*DMDS = dimethyl sulfide

SulfrZol® 54 catalyst sulfiding agent