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...
Polyethyleneimine (PEI for short), with a CAS number of 9002-98-6, is a water-soluble cationic polymer. Its core feature is that its molecular chain is rich in a large number of amino groups (prima...
Glyoxylic acid is an important organic compound with both aldehyde and carboxyl groups, and is widely used in the fields of chemical engineering, medicine, and fragrances. Glyoxylic acid CAS 298-12...
The copper peptide GHK-Cu CAS 89030-95-5, this somewhat mysterious substance, is actually a complex composed of a tripeptide composed of Glycine, Histidine and Lysine combined with Cu² +, the offic...
What is hydroxypropyl methyl cellulose?
Hydroxypropyl methyl cellulose (HPMC), also known as hydroxypropyl methylcellulose, cellulose hydroxypropyl methyl ether, cellulose, 2-hydroxypropylmethyl et...
Every skin lightening product consists of a bunch of chemicals, most of which come from natural sources. While most active ingredients are effective, some of them may have some side effects. Theref...