Kester 24-6337-0010 Kester "44" Rosin Activated Flux is excellent for instant wetting action. A reliable solder formula for production line soldering. RA flux core solder is the industry standard for electrical and electronic hand soldering.
Melting range: 361-374º F, 183-190º
C RoHS Compliant: No Classified as ROM1 per J-STD-004