1. With the increase of washing times, white clothes tend to turn yellow and get old. It is recommended to use our brightening laundry detergent to clean clothes. Unique color conditioning technology can make white clothes whiter and colorful clothes brighter.

2. After washing, sun exposure or high temperature burns lead to yellowing, which cannot be recovered. It is recommended that clothes should not be exposed to the sun or close to high temperature;

3. Alkali-resistant fabrics such as wool and silk are washed with washing powder and soap. , leading to yellowing and irrecoverable. It is recommended to use neutral detergent for cleaning;

4. Washed product residues or stains (such as sweat stains) are oxidized and turned yellow in the air, or turned yellow due to moisture.

Measures to prevent yellowing:

1, avoid exposure.

2. The fabric should be kept dry during storage, and the yellowing of the fabric in wet state is much greater than that in dry state.

3. Before storing clothes, clean the stains on clothes as thoroughly as possible. Sweat contains not only water, inorganic salts and urea, but also lactic acid, fatty acids and various amino acids. Organic matter that has not been thoroughly cleaned remains on clothes and will turn yellow after a long period of oxidation. Sebum is the same as protein stain.

4. Before clothes are stored, rinse more times when washing clothes to avoid residue of washing products.

5. When storing, do not touch substances containing phenolic antioxidants such as leather and belts; Avoid using kraft paper, brown cardboard, plastic film and heat shrinkable plastic film containing phenolic antioxidants to package and collect clothes.