HPMC is used as a dispersant, thickener and adhesive in construction treatments and is mainly used in the molding of cement mortars and gypsum product...
Monoethanolamine (MEA) is an organic compound with colorless liquid. It is used to remove acid gas in natural gas and petroleum gas, and manufacture ...
A preparation process of paracetamol are as follows:
(1) Add acetic acid, p-aminophenol, and metallic zinc with a molar ratio of 1.296:0.275:0.0046 i...
Cosmetic zinc oxide can meet certain usage requirements during use, but during the production process, it must strictly follow the operating regulatio...
