Hyaluronic acid is a large molecular polysaccharide extracted from bovine vitreous humor by Columbia University ophthalmology professors Meyer and Palmer in 1934. Its aqueous solution is transparen...
With the progress of society and the improvement of people’s living standards, people pay more and more attention to the maintenance of their skin and their own image. The choice of cosmetics...
Polyvinylpyrrolidone (PVP) chemical structure contains a pyrrolidone ring, which imparts excellent water solubility, film-forming ability, adhesion, and biocompatibility.
The “K25″ in P...
Sodium mercaptobenzothiazole, CAS number 2492-26-4, abbreviated as SMBT, has the molecular formula C7H4NNaS2. Sodium Mercaptobenzothiazole SMBT usually appears as a light yellow to brown powder or ...
October 1st is an important day in China, National Day, and the whole country celebrates this day every year. According to China’s statutory rest regulations, we will be on holiday from Octob...
In the chemical industry, there are two products with very similar names, namely glyoxylic acid and glycolic acid. People often can’t tell them apart. Today, let’s take a look at these ...