Methods for Cleaning a Stainless Steel Acid Stain

Quck answer

Cleaning a stainless steel acid stain requires a few simple steps. First, mix a solution of warm water and mild dish soap. Dip a soft cloth or sponge into the solution and gently scrub the stained area. Rinse the area with clean water and dry it thoroughly with a clean, soft cloth. If the stain persists, you can try using a paste made of baking soda and water. Apply the paste to the stain and let it sit for a few minutes before scrubbing it off. Rinse and dry the area again. Remember to always test any cleaning solution on a small, inconspicuous area first.


Many surfaces used in industrial and household settings are constructed with stainless steel. Stainless steel is produced by melting chromium and steel together to create an alloy consisting of the two metals. This combination results in a durable, rust-resistant metal with an appealing shine.

Although rust is not a significant concern, acidic chemicals can react with the metal and cause stains. While chemical spills are more common in industrial environments, there are also acidic substances found in households. Examples include vinegar, citrus extracts and juices, as well as metal polishes and strippers. Although milder than laboratory chemicals, these substances can still cause damage. There are several steps to take when removing acid stains.

Step 1

Wear protective gloves on your hands to prevent skin irritation from chemicals or cleaners. Latex gloves or dishwashing gloves will work. If the stain is caused by a chemical, it is also advisable to wear a mask. However, if an acidic food item is the cause, a mask is not necessary.

Step 2

Rinse the stained area with water. If the surface is vertical, a spray bottle is an effective tool. If the surface is flat with no border or lip, use towels to avoid soiling the floor.

Step 3

Mix equal amounts of baking soda and water. Rub the mixture into a paste. If needed, add more water to dilute the paste into a liquid form in order to reach crevices.

Step 4

Evaluate the spill. If baking soda proves to be ineffective or is not available, soak the stained area with ammonia.

Step 5

Thoroughly flush the stain to remove any remaining cleaners. If the surface is vertical, wipe the area with a cloth.

Step 6

Dry the cleaned surface using a soft cloth to prevent scratches.

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