As an extremely reliable anionic surfactant, fatty alcohol polyoxyethylene ether sodium sulfate (AES) is widely made use of in everyday chemical, fabric, oil and other sectors. With the enhancement of environmental awareness and technological advance…
Since the outbreak of the epidemic, the international economy has not been able to emerge from the shadow of the epidemic. In addition to our country has emerged from the epidemic quagmire, many countries are still in the epidemic, and the economy is…
Tungsten is used extensively in quartz glass melting furnaces, sapphire crystal growing furnaces, and rare earth smelting faiences. Its temperature is typically above 2000. About Metal Alloy Vacuum Coating Tungsten Melting Pot Tungsten Crucibles:…
How serious are fertility problems today? People don't want to give birth,can't afford it, and can't give birth that has become the "three mountains". The problem of childbirth is related to the people's livelihood. Whether a country can prosper or n…