Silicon Nitride Si3N4 Powder CAS 12033-89-5
Silicon nitride is a compound of silicon and nitrogen. Si3n4 is the most thermodynamic stable in silicon nitride.…
Silicon nitride is a compound of silicon and nitrogen. Si3n4 is the most thermodynamic stable in silicon nitride.…
The European Commission has submitted to member states a new draft of sanctions against Russia, including an oil embargo. Some member states that rely heavily on Russian energy sought exemptions. Western media reported that the European Commission d…
The U.S. and its allies plan to impose sanctions on more Russian industries and supply chains.The US government representatives recently visited Europe to consult with allies on strengthening and enforcing sanctions to punish Russia. They also plan t…
U.S. refiners forecast strong first-quarter earnings as margins on gasoline and diesel sales improved, refining capacity fell sharply and crude supplies tightened due to the Russia-Ukraine war.Global refining capacity has declined amid the coronaviru…
Stronger global oil demand in 2022 will also affect the market for the got vacuum circuit breaker Global oil demand suffered a severe blow in 2020, according to a report on December 28, 2021. Then oil demand began to rebound, much more quickly than m…
Gold futures for April 2022, the most actively traded contract on the New York Mercantile Exchange gold futures market, rose 0.2 U.S. dollars, or 0.01 percent, to close at 1,929.5 U.S. dollars an ounce on Friday. Federal Reserve Chairman Jerome Powel…
Sweden is in talks with Turkey on joining NATO and looks forward to strengthening cooperation with Turkey in security and counter-terrorism, Swedish Prime Minister Anders Andersson said recently. Andersson held a joint press conference with visiting…