The New Film Oral Vaccine Does Not Require Frozen Transportation
In the current period of COVID-19 virus flooding, a study can make vaccines into a film that can be quickly dissolved without freezing and transporting.…
In the current period of COVID-19 virus flooding, a study can make vaccines into a film that can be quickly dissolved without freezing and transporting.…
1. Explosive, flammable, corrosive, toxic, strong acid-base and radioactive dangerous items, such as detonators, gunpowder, firecrackers, gasoline, alcohol, kerosene, tung oil, lacquer, matches, pesticides, etc. are all listed in the chemical Chemica...…
Prices in the national electricity market averaged $87 per megawatt-hour in the first three months of the year, above the level promised by the federal government. Wholesale electricity prices for industry and large businesses have already exceeded t…
It is highly stable, and has excellent resistance to weather. It is insoluble with water, acids, and organic solvents. However, it can be slightly soluble when dissolved in sodium hydroxide solution. Purity: 99%Particle sizes: 0.5-1um to 1.2-2um and ...…