How do you remove blue ink handwriting? How to remove the blue ink watermark

Generally, oxalic acid is used, and generally strong oxidizing liquids are OK, but it can't be like sulfuric acid, you can use hypochlorous acid, it has strong oxidation but it is a weak acid, and the most important thing is that it has bleaching!

With a pen, oxalic acid can also be used.

If you are at home, you can use 84 disinfectant.

Categories: Lifestyle >> Clothing Jewelry.

Problem description: How to remove the blue ink watermark? The blotting time is about 2 months.

Analysis: If it is an old stain, it can be brushed with four percent baking soda. If there are residues on the light-colored fabric, on the one hand, you can repeat it several times with the above-mentioned method of concealment, and on the other hand, you can use strong soap and wine** to scrub it repeatedly, and finally rinse it with water.

To remove the blue ink stains, first soak the clothes, then apply potassium permanganate dilute, and rinse with water while applying, when the stain color changes from blue to brown, you can apply 2% oxalic acid solution to rinse, and finally rinse with water.

No oxalic acid. Rub and soak with milk.

Wash with laundry detergent and then remove with 10 alcohol solution.

Wash in 20 acid solution in a laundry detergent mixed with warm water, and add 10 ammonia to wash the remaining stains.

Thin colored fabrics can be soaked in concentrated salt water, coated with kefir and washed with ammonia-containing soap after 30 minutes.

1.Use aged vinegar to wash the stained area.

2.Try a chemical called color bleaching, such as white cat bleaching.

3.After diluting with 84 disinfectant, try to soak it a little, but be sure to master the dilution ratio and soaking time, this is related to the place where the dyed clothes are dyed and the degree of dyeing, it is best to float a few more times, rather troublesome, than overblow.

4.Wash with Amway.

5.Potassium permanganate and acetic acid, the practice is to dissolve a little potassium permanganate in water first, and then put the clothes to be rinsed in, to be fully soaked, after soaking for 10 to 20 minutes, the clothes will be dark red, pick up the clothes, wash the water; Then dissolve a little acetic acid in water, and put the clothes soaked in potassium permanganate into the acetic acid solution, the clothes will slowly change from dark red to the original color, and the dyed places will also fade away without damaging the original color of the clothes. Sometimes you can also use this method when wearing yellowed clothes.

6.Add laundry detergent and dish soap containing anionic surfactants 1:1 to warm water, soak the dyed area in warm water for more than half an hour, and then scrub it with your hands.

If it is still not clean, put all the clothes in water above 50 degrees, add a small amount of laundry detergent to scrub, and use the fading of the clothes to reduce the color difference of the dyeing.

7.Paint the dyed area, or embroider a flower, and a flower will cover the ugliness! Haha -

8.Wet the stained area with water. Fill with salt. Then rub gently with your hands repeatedly. The dyed color is gone. Then wash with water.

9.Place the stained laundry in a basin with hot water and add 10 tablespoons of baking soda per litre of water. Cover your clothes with laurel leaves, leave them overnight, and wash them the next morning, and you'll find them white again.

Note: Bleaching bleached clothes is not good for the body, bleaching is the use of chemical special tin compounds, is a strong chlorine product, and the clothes will burn out if they are not mastered well. Some are bleached with potassium permanganate, and then bleached by strong oxidation of hydrogen peroxide, and if not white, some are also added with fluorescent brighteners.

These are very bad for the human body.

If there are ink stains on clothes or on the body, you can eliminate them: 1. Disinfectant + hand sanitizer first rub your hands with disinfectant for 2 minutes, and then soak them with hand sanitizer for 3 minutes. It will gradually subside after repeated hand washing.

2. Cleansing oil + detergent Slowly apply the cleansing oil on your hands, rub for 2 minutes, and then rub with detergent for 2 minutes, rinse with water, and the ink is slightly reduced after testing, and it can be gradually eliminated by repeating many times. 3. Alcohol + soap pour some alcohol on your hands, scrub with soap for 3 minutes, then rinse with water, after testing, the ink is halved, and then gradually eliminated after repeated several times. 4. Gasoline + shampoo pour gasoline on the palm, then squeeze some shampoo, rub it for 2 minutes at the same time, and then wash, after testing, the ink is reduced by 80%, but there is still an ink shadow, which can be repeated 2 times again to eliminate the ink stains.

5. Banana water + laundry detergent Rub with banana water, add laundry detergent to scrub and then rinse with water After testing, the ink is already very light, and then wash it again, and the ink stains can gradually disappear. 6. Rice soup + hand sanitizer smear ink stains with boiled rice soup, then wash with hand sanitizer, and finally rinse with water, repeat 2-3 times, and the ink stains disappear after testing. 7. Wind oil essence + wet wipes After applying wind oil essence to the ink stains and scrubbing them for 2 minutes, rub them off with wet wipes, the ink stains will fade by half, and the ink stains on 3-5 sides will disappear completely after repeated scrubbing.

Successful washing does not hurt hands.

You can rub the area stained with ink with steamed rice, and then rub it repeatedly with toothpaste; Alternatively, you can sprinkle some laundry detergent on the ink-stained area.

1.Alcohol, hairspray, etc.

Method steps: Step 1: Spray hairspray on the ink stain. After itemizing, spray the hairspray generously on the ink for a minute, and you can start to apply the stain with clean white cotton or lint. until no ink remains.

Step 2: Soak a clean white cloth or sponge in an alcohol-based cleaner and pat on the ink. Once clean, you can wash your items as you normally would. Do not use alcohol to remove ink from silk, wool, acetate or rayon.

Step 3: Use glycerin and dishwashing liquid. Mix 1 tablespoon (15 ml) of glycerin with one teaspoon (5 ml) of dishwashing liquid.

Dip a white cloth in the glycerin mixture and touch the ink. When you can't see the ink, flip the other side and dot on the stain gauge. After maceration of the glycerin mixture, wait for the mixture to saturate for 5 minutes, then gently rub the glycerin from the ink, then rinse well, removing the glycerin and soap.

Step 4: Mix 2 parts salt and 1 part water into a small bowl to form a mixture of liquid powder. Clean the ink with a cotton sticky powder mixture. Then use a clean cloth or paper towel to wipe off the salty mixture from the fabric.

Step 5: Remove ink stains with white vinegar. Soak the whole object in a white vinegar solution and fill the body with a temperature of 1:

Mix in a ratio of 1 for about 30 minutes. To soak, soak with a sponge or cloth for about 10 minutes at a time. Then you can wash as usual.

Use hot water to avoid high water, as hot water can cause the ink to stick deeper.

Step 6: There are many types of bleach removers or detergents available in the market for bleaching stains. Use as directed on the product label and use a clean cloth to remove stains.