Why is bismuth comparable to gold?
Bismuth sulfide is a chemical substance with the molecular formula Bi2S3,insoluble in water, toxic, weakly radioactive, and harmless to the human body.…
Bismuth sulfide is a chemical substance with the molecular formula Bi2S3,insoluble in water, toxic, weakly radioactive, and harmless to the human body.…
Micro silica fume is also well used in the concrete industry. Its physical characteristics include small particles, high purity, and pozzolanic solid activity. Adding micro silica fume to concrete can not only improve the properties of concrete in ma…
In fact, in essence, nickel-based alloys are also a kind of stainless steel. They are just special stainless steels. The chemical composition is also different from ordinary stainless steel.…
The crystal development of natural graphite is relatively complete, the graphitization degree of natural flake graphite is usually above 98%, and the graphitization degree of natural microcrystalline graphite is usually below 93%.…
The price of color TV has risen by 30%, will it keep go up ? "The price of color TVs has risen recently." On April 25, the reporter learned when visiting an electric store in Haizhu District that since the beginning of this year, as the pri...…
The price of modern coal chemical products in our district rose in April In April, the modern coal chemical industry in our district continued its positive development trend. The prices of 7 major types of modern coal chemical products monitored by t…