A great tool to make white washed linen – podsinivanija. The best blue is ultramarine. Powder ultramarine tie up in a handkerchief or any piece of loose matter and dip it in the water, which will acquire a bluish tint. Immerse the linen into the solution of Indigo, and then remove, squeeze and air dry.
There are a large number of powders which advertising promises the whitening of linen. But most often in the composition of detergents comprises an optical whiteners. Such substances absorb light rays and reflect them in the blue and violet spectrum, giving the underwear an optical effect of white. But such funds are not under force to remove spots and heavy soiling, you need to use special preparations.
You can buy ready-made bleach, thus be sure to carefully read the instructions for use and follow all recommendations. Increasing the dose means can cause damage to tissue. First dissolve the required amount of bleach in water and then put in a container with this solution linen. Particles of undiluted bleach, getting on the fabric can burn it.
Good bleaching properties of hydrogen peroxide, 3-s ' solution of which is sold in any pharmacy. To whiten linen you need in an enamel or aluminum cookware. 5 liters of water take 2 tablespoons of hydrogen peroxide, heat the solution to 60-80° and lower back wash to dry for 15-20 minutes. In this way a well-bleached cotton and linen fabrics. For uniform whitening, mix thoroughly linen. If you want to achieve a better effect, add in a solution of a tablespoon of ammonia.
Woolen and silk items, it is also possible to bleachusing hydrogen peroxide and ammonia. Thus for the preparation of the bleaching solution per 5 liters of water also add 2 tbsp of peroxide and 1 tbsp. of ammonia, but the water temperature should not exceed 30-35°. After whitening, rinse the items in warm, then in cold water.
Do not use bleach in order to wash off rust stains, otherwise dissolving, rust will give a linen of yellow color, which is then unable to print anything.
Do not bleach linen too often. The active ingredients of the bleach and also corrode the fibers of the fabric, reducing its strength and reducing the period of use.