The annual “May Day” has quietly come.
In every corner of the motherland workers with both hands to interpret the responsibility, with the shoulder to support the responsibility, with c...
Polyethylenimine(PEI) is a water-soluble polymer. The concentration in water of commercial products is usually 20% to 50%. PEI is polymerized from ethylene imide monomer. It is a cationic polymer t...
Hyaluronic acid and sodium hyaluronate are not essentially the same product.
Hyaluronic acid is commonly known as HA. Hyaluronic acid naturally exists in our body and is widely distributed in hum...
N-Acetyl-D-Glucosamine CAS 7512-17-6 occupies an important position in biological cells. It is the basic component unit of many important polysaccharides, especially the exoskeleton of crustaceans....
We need to brush our teeth every day, then we need to use toothpaste, toothpaste is a daily necessities that must be used every day, so choose a suitable toothpaste is crucial. There are many kinds...
Many consumers see some cosmetics containing “polyglyceryl-4 oleate” this chemical, not clear about the efficacy and action of this substance, want to understand the product containing ...