Detergent, soap, washing powder, etc. are the most common daily necessities in our life. International brands such as Unilever, Kao, L’Oreal etc add optical brighteners to detergents to improve the washing and whitening effect of detergents.
According to incomplete statistics, about 40% of the world’s optical brightener production is used in the detergent industry.
Although the amount added is very small, its effect is very large.
Here are some dosage recommendations.
Washing powder: 0.1% ~ 0.5%
Soap: 0.01% ~ 0.5%
Liquid detergent: 0.05% ~ 0.3%
Benefits:
- whiten and brighten the washed items i.e. laundry, fabrics etc, and visually improve the washing effect.
- significantly improve the whiteness of washing powder and soap body and improve their appearance.
