White shirt can be returned in different ways. The most common of them is the normal bleachsold in any Department store. In order to bleach the thing in this way, add the bleach when machine washing to washing powder. The dosage for each bleaching agent has its own. It is specified by the manufacturer. Not to spoil a thing, see maximum washing temperature on label.
You can use the grandmother's method. Boil shirt with the addition of "White". This method is highly effective. However, the fabric with such a rigorous whitening will quickly wear out.
You can bleach a shirt with "White", even without boiling it. To do this, simply add to hot water as indicated on the packaging of proportion. Keep the item in the solution only a couple of minutes. Then rinse thoroughly in warm water. Then again down into the solution. After a minute, remove and wash in the usual way.
Try the bleach thing with ammonia. Dissolve in hot water to five tablespoons of alcohol. On the half hour put the white shirt. After that rinse well.
In addition, a white shirt, you can quickly and easily bleached using hydrogen peroxide. 2 liters of water take one teaspoon of peroxide. For best results, add a pinch of soda ash. For 20 minutes place the white shirt in the resulting solution. Then remove it and wash it in the usual way.
Before using any chemical bleaching agents, carefully read the instructions for use. Otherwise you risk to spoil a white shirt.
All of these whitening methods can damage some synthetic fabrics. Therefore, in order not to spoil a thing, better take it to the dry cleaners.
Advice 2 : How to wash a white shirt
After a few washes the white shirts may lose the original color purity." Over time they fade and become grey or even yellow. Color may vary due to water temperature when washing, the time of soaking or composition of washing powder.
To maintain not only white, but also the texture of the fabric, before washing, carefully review the information that is "encrypted" manufacturers on the label. As a rule, there are the acceptable water temperature, the feasibility of manual or machine washing, adding bleach, etc.
If machine-wash, pour in a bath or basin of water, warmed to 40 degrees. Pour a small amount of washing powder and wait until it is completely dissolved. Dip shirt in water and leave for 20 minutes. If the cuffs, the sleeves, the inner side of the collar is very dirty, pre-soak them with water and then apply a gel detergent. If the shirt has a stain, treat it with stain remover in accordance with the instructions on the package. Then soak the whole thing as above. Do not leave the product lying in the water with the powder for half a day, it may spoil them. Do not use brushes, otherwise the cuffs or the collar is markedly old.
After soaking, gently, but very thoroughly rinse the shirt in clean cool water several times. The more often you change the water for rinsing, the cleaner your thing and the less "chemistry" will be there. Remove the shirt, but not squeeze, twisting. Immediately hang it on a hanger.
If you are using the machine washing, select the gentle cycle without drying. Never fill the machine to the top, otherwise white shirt doesn't stretch. If serious dirt thing should be soaked. After washing, immediately hang the wet shirt on a hanger. Do not wring, because then it will be difficult to iron. Check the condition of white clothes and do not allow to become too dirty. It is best to refresh it after each wear with warm water with a small amount of powder.