- Rosin Activated
- Wide Process Window
- Meets or Exceeds J-STD-004
- Very Good Wetting
- Residues Easily Removed
- Available in Industry Standard Sizes


RA-301 is a fully activated rosin-based flux formulation containing 35% solids. RA-301 has a very wide process window, which makes it an acceptable alternative to a variety of environments and process applications. RA-301 has a high activity level that provides bright, shiny solder joints and is very effective in tarnish or oxide removal.