Crystals can be divided into four categories according to their structural particles and forces: ionic crystals, atomic crystals, molecular crystals and metal crystals.Atomic crystals: common atomic crystals are some simple substances and some compou…
The market maintained wait-and-see international oil prices on October 17 fell slightly Due to the overall market maintaining a wait-and-see stance, international crude oil futures prices ros…
IEA: Higher oil prices will have major impact on global economy The International Energy Agency (IEA) released its October Oil Market report on Thursday. The report said continued deteriorati…
According to data statistics in September, black commodity prices as a whole show the first inhibition followed by upward trend, September 21 the Federal Reserve interest rate policy landing is an important time node. On the one hand, due to the impa…
According to data statistics in September, black commodity prices as a whole show the first inhibition followed by upward trend, September 21 the Federal Reserve interest rate policy landing is an important time node. On the one hand, due to the impa…
The German import price index rose 4.3 percent month-on-month and 32.7 percent year-on-year in August 2022 due to energy shortages, the largest year-on-year increase since March 1974, data from the German Federal Statistical Office showed on October…
Saudi Aramco, the world's largest oil company, released a briefing showing a profit of 181.64 billion Saudi riyals in the second quarter of 2022, once again setting a record for quarterly earnings after the company went public in 2019. Continue to ma…
Recently, some countries are short of electricity, or seek energy solutions, will this affect the beautiful bhutan ?…
Silicon dioxide is the most abundant mineral in the earth's crust. It is found on all continents in forms ranging from fine powders to huge rock crystals.…
When the same polycarboxylic acid sloughing agent is used but different cement is used, it is possible that this polycarboxylic acid sloughing agent has good compatibility with one kind of cement but poor compatibility with another cement, and when u…
What is colloidal silicon dioxide?Colloidal silica is a gaseous silica prepared by hydrolysis of silica compounds. It is a kind of fine silicon that can be uniformly dispersed. It is insoluble in water. Silicon is a natural element in the periodic ta…
The world's coal bosses and oil barons are among the biggest winners in 2022, as the fortunes of many tech giants have tumbled in the U.S. stock market. India's most powerful coal boss, Gautam Adani, has a net worth of $146.8 billion, pushing him pas…
Calcium hydride, also known as CaH2, is a common chemical agent with a chemical weight of 42.10. Crystals and lumps that are off-white, but easily deliquescent. Purity: 99%Particle Size : 325mesh CaH2 Calcium Hydride Powder: CaH2 Powder Calcium…
In the process of concrete mixing, the mixing method of admixture has a great influence on the effect of admixture.…
With the chemical formula NbB2, Niobium boreide has characteristics such as high melting point and high hardness. It also exhibits high electrical conductivity and thermal conductivity. Purity: 99%Particle Size: 5-10um About Niobium Boride NbB2…