QQ-S-571F, FEDERAL SPECIFICATION: SOLDER, ELECTRONIC (96 TO 485 DEG. C) (18 MAY 1994) [S/S BY J-STD-004, J-STD-005 AND J-STD-006]

QQ-S-571F, FEDERAL SPECIFICATION: SOLDER, ELECTRONIC (96 TO 485 DEG. C) (18 MAY 1994) [S/S BY J-STD-004, J-STD-005 AND J-STD-006]., This specification covers fluxed and non-fluxed solders in the form of bars, ingots, ribbon, wire, paste, and special (preforms) for use in two classes of electronic product applications, General and High Purity (see 1.2.2).