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 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...
Sodium dodecylbenzenesulphonate (SDBS), an anionic surfactant, is a basic chemical raw material widely used in daily chemical industry.
Sodium dodecylbenzenesulphonate is a solid, white or light ye...
Affected by the COVID-19 pandemic, 2020 was a challenging year for many companies, especially for chemicals lines.
Of course, for Unilong Industry, also met a difficult situation as so many Europe ...
N-Phenyl-1-naphthylamine CAS 90-30-2 is a colorless flaky crystal that turns light gray or brown when exposed to air or sunlight. N-Phenyl-1-naphthylamine is a commonly used antioxidant in natural ...
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...