Overview of chromium oxide Cr2O3 powderChromium oxide is an inorganic substance with the chemical formula Cr2O3. It is a light green to dark green small hexagonal crystal. Turns brown when hot, and remains green when cold. The crystals are extremely…
According to data released by the International Nickel Research Organization (INSG), the global nickel market supply surplus widened to 20500 tons in June 2022, compared with a revised surplus of 19500 tons in May. From January to June 2022, the glob…
Green chrome oxide (Cr2O3 powder) is extremely stable and have excellent weather resistance. It's insoluble in water, acid and organic solvents, slightly soluble in sodium hydroxide solution, only soluble in hot sodium bromate solution, hot concentra…
Chile's government is considering phasing in a proposed ban on glacial mining to limit projects high in the Andes by some big copper companies. Chile's constitutional assembly has approved a proposal to ban mining in glaciers, protected areas, and ar…
From April the French government will reduce fuel taxes slightly to ease the burden on consumers. Warned of possible energy shortages in France by the end of the year and called on the French to conserve electricity and gas from now on, saying that i…
Although hydrogen fuel is a promising alternative to fossil fuels, the catalyst it relies on for power generation is mainly composed of rare and expensive metal platinum, which limits the wide commercialization of hydrogen fuel.…
In terms of action mechanism, the molecular structure of polycarboxylate superplasticizer is comb type, and the polar anion…
Basically there are two types of zinc sulfide. Zinc sulfate has a higher melting point than zinc sulfide. The two types of zinc sulfide have different properties and they are also used for different purposes.…