About the product Our metal rust removal paint contains citric acid and sodium gluconate. It can react quickly with ultra-surface rust, effectively remove the rust layer, and regain the finish of the metal surface. Citric acid can react with the iron ions in the rust on the metal surface, dissolving and removing it, thereby achieving the purpose of rust removal. Its method of use is very simple: 1. Make sure the use area is well ventilated and wear gloves. 2. Remove oil stains from the metal surface and make sure the metal surface is dry and free of water stains. 3. Use a brush to evenly apply the rust removal paint on the rusty area and wait for it to dry to form a protective film. Metal rust removal paint has professional-grade effects and quickly removes rust on metal surfaces. The long-lasting formula forms a protective layer to slow down the corrosion process. Product name: Metal rust removal paint Product ingredients: citric acid, sodium gluconate Keywords: Metal cleaning and rust removal Weight: 170g Product specifications: 1set Product size: 150g: 6.3*7.5cm, brush: 1.2*0.5*9.5cm, gloves: 26.5*24cm Note: Light reflection and different monitors may cause the color of the product in the picture to be slightly different from the actual product. Minor errors are allowed in measurement.