Our jewelry cleaning solution contains citric acid, sodium bicarbonate, and sodium dodecyl sulfate. _x000D_ It can quickly and safely remove stains, washes, fingerprints, deep cleaning, restore the sparks and luster of poreless and precious and semi-precious jewelry such as gold, silver, platinum, diamonds, rubies, sapphire, topaz, amethyst, garnet, peridot, etc., and restore the vitality of opaque and opaque silver, obtain a bright luster and prevent oil stain from forming again. _x000D_ It is simple to use: apply the undiluted solution on the silverware with a piece of cloth, or immerse the silverware in the undiluted solution and let it stand for a few seconds. _x000D_ Rinse the silverware with clean water/soap water and dry with a clean cloth. _x000D_ Remove all kinds of stains, restore the original luster, and prevent the jewelry from oxidizing and turning black.  _x000D_ _x000D_ Net content: 100ml _x000D_ _x000D_ Product name: Jewelry cleaning liquid _x000D_ _x000D_ Keywords: Jewelry Maintenance _x000D_ _x000D_ Gross weight: 113g _x000D_ _x000D_ Ingredients: Citric acid, sodium bicarbonate _x000D_ _x000D_ Packaging size: 12.5*4.1*4.1cm _x000D_ _x000D_ Product size: 12.4*4*4cm _x000D_ _x000D_ Box meter: 56*36*21.5cm _x000D_ _x000D_ Weight of one box: 19.96kg _x000D_ _x000D_ Shelf life: 3 years _x000D_ _x000D_ Storage method: Please store it in a cool and covered area