50LF1 Canfield 100% Watersafe Lead Free Wire SolderThe NUMBER ONE choice of plumbing professionals. 100% WATERSAFE ® is manufactured from the highest grade virgin metals with silver added to enhance bonding. It has superior strength compared to other lead-free alloys and meets all State and Federal specifications.The plumber's LEAD-FREE solder of preference.A silver/tin/copper enhanced alloy.Carries 25% more feet of solder per pound than 50/50.Made from the highest grade virgin metals.Meets all state and federal specifications for sanitary and potable water applications.Free of lead, zinc, arsenic, cadmium, and nickel.Ideal product where nontoxic lead-free soldering is required.Excellent high temperature strength.The product of choice when forming a fillet.The best general purpose, high quality lead-free replacement for 50/50 solder.MEETS ASTM-B32Temperature Range - 418 ° - 440°Purity - 99+%Shear Strength - 10,000 PSI (Room Temperature); 6,000 PSI (at 250°)Tensile Strength - 8,000 PSI (Room Temperature); 5,000 PSI (at 250°)Density - 0.265 Pounds Per Cubic Inch