Since hydrogen peroxide can be reduced in order blouse. This drug has bleaching properties and does not damage the fabric. Take 1 tablespoon of 3% peroxide and dilute it with 1 liter of water. You can also add a teaspoon of baking soda. Soak the shirt for a few hours. Then rinse and wash in the usual way.
Pour into a bowl, add hot water and a little oxygen bleach. Soak blouse and leave overnight. In the morning, rinse and wash in warm soapy water. If at first you may not achieve the desired result, repeat the procedure. At subsequent wash, add a little bleach for washing machines.
White blouse of cotton and linen before washing, soak in warm water with ammonia. If things are very dirty, prepare the following solution. In bowl, pour warm water. Add 1 tablespoon of ammonia, 3 tablespoons of hydrogen peroxide, 5 tablespoons of washing powder and salt. Stir until completely dissolved substances. Soak the shirt in the resulting solution for 1 hour and rinse under running water.
Whiten blouse can be another way. Wash clothing as usual. Then take a bucket and pour it in hot water Add potassium permanganate so as to obtain a pale pink solution, and 5 tablespoons of washing powder. Immerse blouse in a bucket. Cover the container with plastic wrap and allow to fully cool. After this time, remove the blouse and rinse in plenty of water.
If you still can not return the white blouse, refer to the dry cleaners. They use professional whitening products that will quickly lead clothes in order.