Generally, the laundry detergent purchased in large supermarkets or shops has quality assurance and can be used with confidence!
look
Products with excellent appearance quality are free from impurities and delamination by naked eyes; And the defective products are layered with thick top and thin bottom. At the same time, the color of the laundry detergent with good color is stable and will not change color after long-term storage; Poor dispersion and fading will occur. Pay attention to the label when buying. Qualified laundry detergent packaging should include product name, net weight, product description, factory name and address, shelf life, etc. In addition, the trademark pattern on the product label is clear and there is no deinking phenomenon.
smell
Good laundry detergent, pure and lasting fragrance; Poverty will be sour and astringent.
ask
When buying, you should ask more questions about the historical background, professional level and brand reputation of the production enterprise.
incision
A good laundry detergent has moderate viscosity and even composition when touched by hand, while a poor laundry detergent feels extremely sticky or thin, with precipitation at the bottom.