HSB (High Strence Bing) is a carbonyl paraldehyde synthesized by high molecular sulfonation. The hydrophobic main chain for aliphatic hydrocarbons, in the future referred to as HSB, is a green high, efficient water-reducing agent developed in Qingdao...…
Calcium nitride is an important chemical reagent and has important uses in the chemical industry.…
OPEC+, an oil producers' alliance led by Saudi Arabia and Russia, stuck to its original plan to increase output by just 432,000 b/d in June, continuing to defy calls from major consumers led by the United States to pump more oil to keep prices down.…
Nanopowder is also called nanoparticles, which generally refers to ultra-fine particles with a size between 1-100nm. Some people call it ultrafine particles. Its size is more significant than atom clusters and smaller than ordinary particles.…
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