Althoughthe era of full-screen has arrived, due to the existence of the front cameramakes the screen can not be displayed in full, cell phone manufacturers have tomake a variety of holes in the screen. With the advancement of technology, theunder-scr…
It is soluble in water. Add water to create heat. It is corrosive up to a point and can cause severe irritation to skin and eyes. This product has a detergency. This product is good for washing because it is stable and does not react with acid. Abo…
White with a slightly yellowish crystalline powder, Ytrium Trioxide has the chemical formula Y2O3. It is insoluble with water and alkali. However, it can be soluble and dissolved in acid as well as alcohol. Purity: 99.9%Particle size is -100 mesh A…
For billionaires, the new crown epidemic is like a 'gold rush'! The Deutsche Presse-Agentur said on the 17th that in 2022, the wealth held by the world's top ten richest people will jump from $700 billion to $1.5 trillion, an average daily increase o…