Hakko FS100-01 Tip Cleaning Paste, 10 g

via Pololu
$26.58
SKU PL-2782

The Hakko FS100-01 Tip Cleaning Paste re-tins oxidized soldering iron tips and is completely lead-free. The flux does not contain diammonium phosphate and does not leave a corrosive residue. (Conforms to JIS-Z-3197 6.6.1 test method.)

For details on how to use this product, see the user instructions (2MB pdf).

Note: This product is Hakko item number FS100-01.