63/37 PureCore Water-Soluble .025

Alpha Metal's PureCore Water-Soluble Wire Solder contains a buffered organic activation system in a water-soluble resin carrier. Cleaning can safely be delayed up to 48 hours without any corrosion. Residues can be cleaned in hot water or solvent. Contains 63% Tin /37% Lead and 3% flux core. 361F melting point, 0.025" diameter on 1 lb Spool. Meets J-STD-004 OR-M1. Use with companion liquid flux 870-25 Touch-Up Flux.