Cleaners / Brighteners / Tarnish Preventatives

CU100L is a non-nitric based material designed to both clean and brighten copper, brass, bronze, and other non-ferrous metals. CU100L is a copper cleaner and brass cleaner that eliminates the nitric fumes typically associated with the brightening process. It is safe to use and easily waste treatable. CU100L is commonly used as pre-treatment for plating.

CU200L Tarnish Preventative prevents corrosion and the formation of tarnish on copper, brass, bronze, silver, nickel and other non-ferrous metals. CU200L Tarnish Preventative is often used to prevent tarnish on parts after machining and prior to plating (it must be removed prior to plating). CU200L Tarnish Preventative is also used when parts need to be stored or staged during the plating process, or after plating or cleaning to prevent tarnish on parts to be stored or shipped to the customer. CU200L Tarnish Preventative can be easily removed with an acid rinse or an acid cleaner. CU200L is a neutral, non-hazardous material.

CU400L is a unique product that cleans, brightens and removes other metal contaminents, including lead, from the surface of copper and brass while providing a passivated surface which resists tarnishing.  CU400L meets EPA mandated NSF61 requirements for the removal of lead from copper and brass for drinking water systems.

SW100L Spray Cleaner is a neutral, dispersing, spray wash cleaner for removing oil and grease after machining and fabrication. SW100L cleans and brightens copper, brass and bronze and prevents tarnishing.