Jet-Lube Pure Nickel Nuclear Extreme Anti-Seize and Thread Lubricant, 1/4 lbs Brush Top Can Contains no lead, copper, or molybdenum disulfide Prevents seiqure up to 2600 dergee F (1427 dergee C) Protects against rust and corrosion Exceeds all purity level standards for nuclear grade products - certified Traceability with 100 percent testing prior