Try a janitorial, industrial supply company. I bought phosphoric acid from a local janitorial supply cheaper than I could find it anywhere else. Think the name was Rust Treat; instructions did suggest dilute solution of 1:3
Phosphoric acid rust removal (2 Viewers)
- Thread starter Eric Winkworth
- Start date
This site may earn a commission from merchant affiliate
links, including eBay, Amazon, Skimlinks, and others.
