In life, skin problems are common. Acne is a very common skin problem, but everyone’s acne problem is different. In my years of skin care experience, I summarized some causes and solutions of...
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 ...
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...
Industrial water systems often suffer from scaling and corrosion, which affect operating efficiency and equipment service life. With the upgrading of industrial water treatment standards, stable an...
October 1st, quietly came, the birthday of the motherland is about to start! Bless the great motherland, happy birthday and happy holidays!
1949-2022 Warmly celebrate the 73rd anniversary of the fo...
Many consumers see some cosmetics containing “polyglyceryl-4 oleate” this chemical, not clear about the efficacy and action of this substance, want to understand the product containing ...
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