According to the chemical composition, water reducing agent is usually divided into lignosulfonate type of water reducing agent, naphthalene series of high-efficient water reducing agent, melamine series of high-efficient water reducing agent, amino…
Recently, the EU proclaimed new sanctions on Russia, including coal, timber, rubber, cement, and fertilizer, as well as high-end seafood vanadium nitride powder. Vanadium nitride or VN, is a compound of vanadium and nitrogen. It is a blac…
A tanker carrying 650,000 barrels of Venezuelan crude oil is reportedly bound for Europe, the first time Venezuela has exported crude to Europe in the past two years under US sanctions. It is analyzed that the U.S. is making up for the European ener…
US President recently decided to invoke a Cold War-era defense law to encourage domestic fumed silica. Fumed silica is a nanometer white powder produced by the hydrolysis of silicon halide at high temperature in an oxyhydrogen flame. It i…
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