Solder Flux, Soft, 12 oz Container, Jar Container, Paste Form, Composition: <20% Zinc Chloride, <1% Ammonium Chloride, <10% Zinc Oxide, Tin, <1% Antimony, Gray, Flash Point 110 Deg C, Specific Gravity 1.59, VOC 0 g/L, C-Flux®Can be Used With 95/5, 60/40, 50/50, and 40/60 Solid Wire Solders on all Solderable Metals Including Copper, Tin, Zinc, Nickel and Sheet Lead