China's trade in goods totaled 23.6 trillion yuan in the first seven months of this year, up 10.4 percent year on year, according to the General Administration of Customs. Foreign trade has overcome many adverse effects and achieved rapid growth. Dol…
The chemical formula of chromium diboride is CrB2, which is a crystal with high hardness and melting point, and is chemically stable. Concentrated nitric acid is insoluble and can be directly mixed with elements or made from active metal reduction ox…
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.…
The European Medicines Age ncy (EMA) said on Tuesday it had begun a "rolling review" of Pfizer and BioNTech's Novel Coronavirus booster vaccine.…
In the past two months, on the background of weaker demand expectations, international crude oil prices have fallen by more than 20%. Analysts said that the poor macro data of major overseas economies, under the expectation of economic recession, cru…
Silicon carbide(SiC)is a lightweight ceramic material with high strength properties comparable to diamond.The microscopic shape of silicon carbide powder is hexagonal crystals.…
Lithium stearate is a chemical, also known as lithium octadecate, white powder or colorless crystal, widely used in high temperature lubricants.…
Cuprous oxide is a bright red powder, almost insoluble in water, decomposed into divalent copper and copper in acidic solution, and gradually oxidized into black copper oxide in humid air. Commonly used as a pigment, biocide and antifouling agent in…
Sodium myristate is ultra fine white powder, it has excellent lubricating, dispersing and emulsifying ability.…
Boron nitride is a crystal composed of nitrogen atoms and boron atoms.The chemical composition is43.6%boron and56.4%nitrogen,with four different variants:hexagonal boron nitride,rhombohedral boron nitride,cubic nitride Boron,and wurtzite boron nitrid…
Silicon carbide (SiC) is a lightweight ceramic material with high strength properties comparable to diamond. Nano-silicon carbide has excellent thermal conductivity and is also a kind of semiconductor, which can resist oxidation at high temperature a…
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.…
Potassium stearate is a fine white, fluffy powder. It has a smooth feel, no sand, and has a fatty smell. It is soluble in hot water or alcohol.…
Silicon carbide (SiC) is a lightweight ceramic material with high strength properties comparable to diamond. Nano-silicon carbide has excellent thermal conductivity and is also a kind of semiconductor, which can resist oxidation at high temperature a…
Lithium 12-hydroxystearate is widely used in lubricants, stabilizers, bleaching agents, and thickening agents.…
Silicon nitride ceramic materials have excellent properties such as high thermal stability, strong oxidation resistance, and high dimensional accuracy.…
Cadmium sulfide is an inorganic substance with the chemical formula CDS. Cadmium sulfide is called cadmium yellow and is used to color enamels, glass, ceramics, plastics and paints.…
Zinc oxide is an oxide of zinc with the chemical formula ZnO. Insoluble in water, soluble in acid and strong alkali. Zinc oxide ZnO is used as an additive in many materials and products.…