Our fabric rust remover contains citric acid and disodium EDTA. It can soften water and help dissolve stains. Enhance the cleaning effect and soften hard water. Accelerate drying and shorten drying time. Its usage method is very simple: 1. Gently shake the rust remover and open the top cover; 2. Take an appropriate amount of rust inhibitor and drop it on the rusty fabric. The quantity should be sufficient to cover the rust. The time should not exceed one minute. After the rust disappears, clean and dry immediately. Effectively combat stubborn rust. An efficient formula solvent that can immediately prevent stains from worsening.