How to wash off the dried bloodstains, and what can be washed off after the bloodstains have been dr

Long-term stubborn blood stains can be removed by the following methods:

1. When the clothes are dry, apply the original solution of the special laundry detergent for hand washing to the stains, completely cover the stains, let it stand for 5 minutes (you can scrub gently), add laundry detergent for regular washing;

2. White clothes of color and other materials: put the clothes into the basin, stick the stain part to the bottom of the basin, measure 1 4 caps (1 gram) of colored clothes and 1 4 caps (1 gram) of color clothes with a bottle cap of color stains (6g specification), pour them on the stains, cover the stains with other non-stained parts of the clothes, prevent air drying, let stand for 2 hours, and rinse clean. If the stain remains unremoved after 2 hours, it can be left on for an extended period of time overnight.

We all know that blood stains are very difficult to clean in daily life, and sometimes they accidentally get on their clothes, and it will be very embarrassing if they are not washed off, so how to wash off the blood stains that have been dry for a long time?

The most important point to clean blood stains is not to use hot water, but to use cold water.

Method 1: Add laundry detergent containing alkaline protease to cold water, then put the bloodstained clothes in it and soak it for a while, and then scrub it vigorously with a certain concentration of oxalic acid solution for a few minutes to remove the dried blood stains. This is because alkaline proteases can break down blood stains and then peel them off the fabric.

Method 2: Soak the bloodstained clothes in cold water for a long time, then scrub them with your hands, and finally wipe the bloodstains with an appropriate concentration of ammonia.

Method 3: Add 84 disinfectant to cold water and soak the clothes, and then wash the clothes with clean water to remove the blood stains, but this method is only suitable for white or light-colored clothes.

Method 4: Add an appropriate amount of edible salt to the cold water, then put the clothes in it to soak and scrub.

The cleaning method for the blood stains that have dried for a long time is as follows:

1. Stubborn blood stains can be soaked in bleach and warm water for more than ten minutes, and then rubbed with soap to clean them.

2. Wash with grass pickling, oxalic acid can dissolve the rust formed by oxidation in hemoglobin, and then rinse it with running water after rubbing.

3. Juice also contains iron, which will cause brown rust spots when it comes into contact with oxygen in the air when it is contaminated with clothes. Blood, juice and rust stains can all be washed away with oxalic acid, which turns the rust into a colorless substance that dissolves into water. In addition, sulfur soap also has a certain effect on removing blood stains.

If you have lemons at home, you can also use lemons and salt water to wash them.

4. When the clothes are just stained with blood, you need to rinse them immediately with cold water or light salt water, and then wash them with soap or potassium iodide solution of 10.

5. If it is stained with blood for a long time, you can wipe the stain with hydrogen peroxide, and then wash it with cold water. If it still can't be washed, wash it with 10 to 15 oxalic acid solution, and finally rinse it with water. The old blood stains turn dark brown because the iron in the hemoglobin is oxidized in the air, resulting in rust.

If you want to wash away the dried blood, you can use toothpaste or soap.

Apply the toothpaste to the blood stain and let it sit for a few minutes until the toothpaste dries. Then rinse the blood stains stained with toothpaste with cold water, or use soap to scrub the blood stains repeatedly.

If it is fresh bloodstains, it is easy to clean, and it should be cleaned in time with fertilizer and soap or enzyme laundry detergent. If it is an old blood stain, it is generally difficult to wash it off, so it is best to soak it in cold water overnight, soak it for a long time with enzyme laundry detergent, and then wash it with sulfur soap. Remember to use cold water when cleaning blood stains, cold water can help the clotted blood dissolve, and it is better to wash it with cold water.

Tips for cleaning stubborn stains.

1. Rust washing.

Take fresh lemon, you can squeeze out its juice and drop it on the rust stain, rub it with your hand, repeat the Zheng crack times, until the rust stain is removed and shouted to close, and then wash it with soapy water. You can also use vinegar, this method is not suitable for colored clothes, if you are worried that vinegar will make the clothes fade, you can first dilute the vinegar appropriately. Slowly scrub the vinegar drips on the rust stain and rinse with soapy water.

2. Washing of fruit juice.

If the wool fabric is stained with juice, then it can be scrubbed with dilute ammonia water, and the juice can be washed off, and other fabrics can be washed with hydrogen peroxide. For freshly stained fruit stains, sprinkle some salt, gently moisten with water, and then soak in soapy water to wash. If it is an old juice stain, put a few drops of vinegar on the juice stain, rub it with your hands a few times, and then wash it off with water.

There are four cleaning methods, namely: cleaning with lemon juice and Zhipeisen salt, cleaning with hydrogen peroxide, cleaning with sulfur soap, and cleaning with ginger.

1. Wash with lemon juice: soak the clothes for a period of time, then apply salt and lemon juice to the blood stains and scrub them, and then rinse them with water after the blood stains are removed.

2. Wash with hydrogen peroxide: drop a few drops of hydrogen peroxide on the blood stain to quickly dissolve the blood stain. Then rinse with clean water.

3. Wash with sulfur soap: when washing clothes, use sulfur soap instead of soap, rub and wash on the blood stains, and rinse with water when the blood stains are removed.

4. Clean with ginger: After slicing the ginger, wipe the blood-stained part, and then wash it with a towel dipped in cold water to remove the blood stains.

Note: Blood contains proteins, which do not dissolve easily when exposed to heat, so hot water should not be used for any method of removing blood stains.

The best way to find some expensive clothes is to find a laundry for professional cleaning.

(1) Use toothpaste to wash clothes and bed sheets.

This method is best used only on clothes that can be washed in the washing machine or by hand. Apply the toothpaste to the blood stain first, wait for the toothpaste to dry, rinse the toothpaste with cold water, then use soap to scrub the blood stain and rinse with cold water. Repeat this several times if necessary.

2) Use tender meat powder to wash the sturdy fabric.

Blood and meat are both organic substances that are able to react with enzymes such as proteases, cellulases, and lipases. The unprocessed tender meat powder sold outside is very effective in cleaning up dried blood stains. These enzymes are found in dish soap, dishwashing detergent and the like.

This method is suitable for cleaning sturdy fabrics such as denim, but it is not suitable for cleaning delicate fabrics. Do not use enzymes to wash linen, silk and wool clothing. These enzyme-containing products break down proteins, which can damage protein-containing fabrics such as flax and wool.

3) White radish juice Lemon juice and salt soak and scrub.

If the area of blood stains is small, you can prepare a bowl of radish juice or lemon juice, add a little salt, and soak the blood stains in it, which can quickly break down the blood and wash the sheets clean.

4) Oxalic acid concentrate cleaning method.

It can be washed off with oxalic acid concentrate, which turns the iron in the blood stain into a colorless substance and dissolves it into water. Because the blood contains protein, the protein is not easy to dissolve when heated, so hot water is not used to remove blood stains.

5) Soak in white vinegar.

Prepare a small bowl of white vinegar, soak the part with blood in it, wait for half an hour, and then rinse it off with water. If the area of the blood stain is large, you can pour the white vinegar evenly over the blood stain and wait for half an hour before entering the normal hand or machine wash.

6) Hydrogen peroxide to treat blood stains.

Hydrogen peroxide is poured on the blood stain, and the hydrogen peroxide will chemically react with the blood, making the blood stain so faint that it is invisible or even completely disappears. After half an hour, wipe off any remaining foam with a rag before moving into normal hand or machine washing, remembering to wash in cold water. Be careful to shade when using hydrogen peroxide for blood stains, as strong sunlight can cause hydrogen peroxide to break down into water.

In addition, if you use hydrogen perper to treat blood stains on valuable clothing, it is best to dilute it with water first.