Uzmite malo zrno oksalne kiseline i stavite na mrlju od hrđe, dodajte nekoliko kapi tople vode, lagano utrljajte, a zatim isperite vodom
Ako ima svježeg limuna, iscijedite njegov sok i utrljajte ga na mrlju od hrđe, ponovite nekoliko puta dok se mrlja od hrđe ne ukloni, a zatim je operite sapunicom.
Hrđu obrišite 10-postotnom otopinom octene kiseline ili zamrljani dio potopite u otopinu octene kiseline, a sljedeći dan isperite vodom.
Mrlju od hrđe navlažite 10-postotnom otopinom limuna ili 10-postotnom otopinom oksalne kiseline, zatim je potopite u koncentriranu slanu vodu, operite i isperite sljedeći dan.
Soak it in the rice-washing water that has been standing for a few days for a few hours and then wash it! After removing the rust, be sure to apply a thin layer of oil or Vaseline to the surface. This will preserve the results after rust removal. For more common sense about buttons, you can pay attention to our official website Shenzhen Litongda Garment Accessories
