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...
Bis(2,6-diisopropylphenyl) carbodiimide CAS 2162-74-5 is monomeric carbodiimide , a representative variety of anti-hydrolysis agent which has the characteristics of high purity, light color, no odo...
Sun protection is a must-have for modern women throughout the year. Sun protection can not only reduce the damage of ultraviolet rays on the skin, but also avoid skin aging and related skin disease...
Many beauty enthusiasts spend a lot of time and energy on skin management, but the effect is minimal, and there are still various skin problems, deeply troubled by problematic muscles. Especially f...
As global health awareness continues to rise, consumers’ demands for mosquito repellent products have evolved beyond simply “keeping bugs away.” Today, they seek multi-dimensional...