RELIFE F-21 New Emulsified Advanced Solder Flux

From the shop's description

Relife F-21 Emulsified Soldering Paste Flux Lead-Free Halogen-Free Solder Welding Paste for PCB BGA Soldering Rework Tools Product Description : Style: New emulsified advanced solder flux set Strong activity/high purity/halogen-free/environmentally friendly and lead-free Effectively reduce poor welding, reduce voids, reduce material surface tension, strong thermal stability, and provide excellent wettability Suitable for electronic components, SMT repair, BGA chip tin planting, circuit welding, tablet phone computer repair, home appliance repair, etc. Package Content : 1x Relife F-21 Solder Paste 1x Push Rod 2x Needles