How to bleach a silver chain

Silver darkens over time. The reason is that this metal easily reacts with hydrogen sulfide contained in air. But do not despair, there are a few simple ways to help whiten silver jewelry, e.g. the chain.

You will need

• water;
• soap;
• - hyposulphite;
• two of the potato tuber;
• 50 mg of ammonia;
• - crushed chalk;
• food foil;
• a piece of zinc;
• - flannel;
• - 30 g of salt;
• 10 g of cream of Tartar;
• - tooth powder;
• - Laundry soda.

Instruction

1. Wash blackened silver chain with soapy water to remove fatty plaque. Then a piece of soft cloth dipped in a solution of hyposulphite of sodium (one part of hyposulphite of three parts water) and wipe his decoration. Rinse and dry.
2. Take 2 of the potato tuber, grate them on a coarse grater. In the prepared weight put the chain on for a few hours. Rinse with clean water and dry.
3. Mix 50 mg of liquid ammonia and a small piece of chalk crushed to obtain a paste. The mixture was put on decoration and leave it on for 20 minutes. Then rinse the cleaned product water and dry.
4. At the bottom of a small container, put plastic foil. She put the chain and cover with hot water. Soak 8 hours. Blackened the product will once again Shine.
5. In a glass bowl put a piece of zinc and decoration. Pour the hot soda solution (a tablespoon washing soda per pint of water). Leave on for 30 minutes, then rinse under running water and dry.
6. Calcined circuit in the oven for 5-10 minutes, and then boil this solution. 500 ml water, add 30 g of salt and 10 grams of cream of Tartar, mix everything carefully. Chain sparkle.
7. Clean silver jewelry with tooth powder. Use this brush.