What is hydroxypropyl methyl cellulose?
Hydroxypropyl methyl cellulose (HPMC), also known as hydroxypropyl methylcellulose, cellulose hydroxypropyl methyl ether, cellulose, 2-hydroxypropylmethyl et...
Polyvinylpyrrolidone (PVP) chemical structure contains a pyrrolidone ring, which imparts excellent water solubility, film-forming ability, adhesion, and biocompatibility.
The “K25″ in P...
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...
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 ...
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...
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 ...