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Rochester Midland - 10001027 Concentrated phosphoric acid rust and stain remover for ferrous metals, concrete, and EDM machines. 1:4 to 1:20 dilution
Features- Superior cleaning while removing oxidized soil
- Self-foaming
- Concentrated - dilute for economical use
- Non-fuming
- Inhibited
- Not recommended for use on aluminum unless etching is desired
