What Is a Sanitary Napkin?

Sanitary napkin is a kind of absorbent substance. The main material is cotton, non-woven fabric, pulp or a polymer composite formed of the above materials. The side design is mainly used to prevent side leakage. , Because it will present a certain angle with the tampon body during use, it will be easier to rub against the rat's crotch, so the sanitary napkins with soft material sides are more favored by women.

sanitary napkin

Sanitary napkin is an absorbent substance, the main materials are cotton, non-woven,

Divided according to national standards, sanitary napkins can be divided into three categories according to the surface layer material:

The structure of the sanitary napkin can be divided into a surface layer, an absorbent core, and a bottom layer.

Used between layers of material

Usage of sanitary napkin: One is a long strip without ears on both sides. This kind of sanitary napkin, just tear the packaging bag, take out the sanitary napkin and unfold it, and then tear off the paper tape on the opposite side of the sanitary napkin (this paper tape is used to prevent the sanitary napkin from sticking during packaging, there is no other use. Throw away), align the rubber side of the sanitary napkin with the crotch of the panty and stick it on the panties, and the sanitary napkin is placed

Usage 2 of sanitary napkins: Another sanitary napkin is a long strip in the middle, with "ears" on each side. The usage of this sanitary napkin is to open the package, remove the sanitary napkin, and then remove the middle paper tape First, stick the glued side to the middle of the crotch of the panty, and point the two ears at the narrowest point of the crotch. Then peel off the small piece of sticker on the back of the "ear" on the left. The "ear" is folded back from the narrowest part of the left side of the panty to cause the front of the panty crotch to stick firmly. Then remove the sticker on the back of the "ear" on the other side. From the narrowest part of the panty crotch, the right side of the panty crotch is fixed on the front of the panty crotch because of the adhesive adhesion of the bottom of the sanitary napkin, plus the "ear" fixing from both sides, the sanitary napkin will be firmly stuck to the panties The bottom is even more difficult to shift when moving.

Women in

In March 2014, "Consumer Report" submitted inspections of 10 brands of sanitary napkin products including Hushubao, Sophie, Jiao Shuang, ABC, Arles, Koeges, and Care for you, with a view to safety and practicality. Give some guidance to women consumers. The test results showed that no formaldehyde was detected in all products submitted for inspection. At the same time, all products were detected with a migratable fluorescent whitening agent, ranging from 54.9 mg / kg to 386 mg / kg.

The national standard of sanitary napkins "GB / T 893-2008 sanitary napkins (including sanitary pads)" does not make any provisions on substances such as formaldehyde and fluorescent whitening agents in sanitary napkins, both in terms of content and detection methods. Is blank. European and American countries have not made any limit on the content of fluorescent brightener in sanitary napkin products.

The toxicity of fluorescent whitening agents is generally expressed by LC50. The LC50 of fluorescent whitening agents CBS (or CBS-X) commonly used in detergents is about 5000 mg / kg, and the amount is very small, which cannot reach the toxic range. Larger ones may cause cancer cells.