Hydrofluoric acid: the most important intermediate in the fluorine industry chain Hydrofluoric acid is an important raw material for the preparation of many important industrial substances and polymers, and is widely used in electronic and electrical appliances, medicine, metallurgy, chemical indust

After the DMF（N,N-Dimethylformamide DMF CAS 68-12-2 ） price hit a record high this year, although it has experienced two corrections, they are not sustained and the range is not deep, and the overall level is still high.

Sodium alcohol is a kind of organic matter, chemical formula is C₂H₅ONa, molecular weight is 68.05. White or slightly yellow hygroscopic powder, easy to decompose in the air, easy to turn black in storage. Soluble in anhydrous ethanol and does not decompose. Sodium ethanol is flammable and corros