What can be used to bleach wool

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What can be used to bleach wool? Woolen or semi-woolen yarn, as well as products made of it bleach with a solution made of 5 g of 3% hydrogen peroxide, 1 g of ammonia and 1 liter of water. The product or yarn should first be washed in warm (not above 40 ° C) soap foam (soap can be replaced by "Novosti" or other special powders designed for washing), rinse well, adding 20 g of baking soda or ammonium alcohol per bucket of water, and then already dipped in the solution for 30-40 minutes.

Bleached product or yarn is washed in clean water, and the last rinse per bucket of water add three tablespoons of vinegar. It is dried in a straightened state.

Woolen yarn can be bleached and ordinary chalk. It is enough to stir in water (to the consistency of sour cream) 1 kg of crushed chalk and wash in it 400 g of wool, then rinse several times in cold water.

For products made of white wool recommended preparations "Seagull" and "Swan". They can be replaced with a solution of sodium hydrosulfite. Before rinsing the product, add two tablespoons of hydrogen peroxide. Washing white knitted caps, especially down, is not recommended. They are best cleaned with potato starch. How to wash wool products can be seen in the corresponding article.