Zincodic Etch is also an effective general-purpose acid based de-scaler for rust and stain removal caused by oxidation. It may be used in marine, vehicle, general engineering and industrial applications.
DIRECTION FOR USE
Brush applications:
Dilute 1L to 5L water. Apply to surface. Allow to stand for 10-20 minutes and then rinse well with water.
Immersion applications:
Dilute 1L to 5L water to Dilute 2.5L to 2.5L water to remove rust. Allow to soak for up to 2 hours.