Zyglo® ZL-67 Water Washable Fluorescent Penetrant, 5 gal, Pail

ZL-67 fluoresces a bright greenish-yellow under ultraviolet radiation and is safe for use on most engineering and aerospace alloys including aluminum, steel, nickel and titanium. Can be used in dip tanks. High flash point. Safe for use on most engineering and aerospace alloys, including aluminum, steel, nickel and titanium. ZL-67 fluoresces a bright greenish-yellow under ultraviolet radiation.