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...
We need to brush our teeth every day, then we need to use toothpaste, toothpaste is a daily necessities that must be used every day, so choose a suitable toothpaste is crucial. There are many kinds...
The annual “May Day” has quietly come.
In every corner of the motherland workers with both hands to interpret the responsibility, with the shoulder to support the responsibility, with c...
The Spring Festival of 2023 is coming. Thank you very much for your support and trust in Unilong in the past year. We will also strive to become better in the future. I hope to continue to reach a ...
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...
Butylnaphtalenesulfonic acid sodium salt (Sodium 2-butyl-1-naphthalenesulfonate), CAS 25638-17-9, also known as Pelex NB, NekalBX, is an anionic surfactant. Butylnaphtalenesulfonic acid sodium salt...